# GCF and LCM Calculator

Welcome to gcflcm.com simple math calculator tool. You can calculate GCF known as **greatest common factor**
or greatest common divisor (gcd) and LCM known as **least common multiple** or lowest common denominator (lcd).

Gcf and lcm calculators helps you to learn how to find GCF and LCM step by step.

Please select a calculator below to start to calculate gcf or lcm.

## Greatest Common Factor Calculator

Calculate the greatest common factor of two positive integer numbers.

## Least Common Multiple Calculator

Calculate the least common multiple of two positive integer numbers.

## Factoring Calculator

Calculate the factors of a number that divisble without a remainder.

### Greatest Common Factor Examples

- GCF of 18 and 24
- GCF of 16 and 24
- GCF of 32 and 48
- GCF of 8 and 12
- GCF of 36 and 48
- GCF of 12 and 20
- GCF of 48 and 64
- GCF of 30 and 45
- GCF of 18 and 36
- GCF of 27 and 36
- GCF of 14 and 21
- GCF of 24 and 36
- GCF of 12 and 28
- GCF of 12 and 18
- GCF of 18 and 42
- GCF of 28 and 32
- GCF of 28 and 42
- GCF of 16 and 40
- GCF of 40 and 48
- GCF of 24 and 40

### Least Common Multiple Examples

- LCM of 12 and 30
- LCM of 14 and 21
- LCM of 9 and 15
- LCM of 6 and 12
- LCM of 12 and 16
- LCM of 16 and 24
- LCM of 12 and 18
- LCM of 4 and 9
- LCM of 30 and 45
- LCM of 8 and 20
- LCM of 18 and 27
- LCM of 24 and 36
- LCM of 24 and 30
- LCM of 15 and 20
- LCM of 18 and 30
- LCM of 15 and 25
- LCM of 9 and 21
- LCM of 16 and 20
- LCM of 6 and 10
- LCM of 7 and 12

#### Recent GCF and LCM Calculations

- GCF of 32 and 68
- LCM of 21 and 30
- GCF of 34 and 42
- GCF of 38 and 45
- GCF of 16 and 27
- GCF of 50 and 68
- LCM of 4 and 5
- LCM of 15 and 35
- LCM of 45 and 56
- GCF of 2 and 7
- GCF of 27 and 63
- LCM of 3 and 9
- GCF of 63 and 81
- GCF of 8 and 16
- GCF of 80 and 96
- LCM of 24 and 32
- GCF of 90 and 210
- GCF of 5 and 20
- GCF of 8 and 10
- GCF of 32 and 64
- GCF of 6 and 8
- LCM of 24 and 60
- LCM of 15 and 24
- GCF of 34 and 48
- GCF of 65 and 91
- LCM of 5 and 11
- LCM of 3 and 4
- GCF of 4 and 8
- LCM of 5 and 13
- GCF of 10 and 18
- GCF of 18 and 32
- GCF of 60 and 90
- LCM of 7 and 12
- LCM of 2 and 3
- LCM of 11 and 18
- GCF of 35 and 87
- LCM of 3242 and 3259
- GCF of 10 and 15
- LCM of 6 and 15
- GCF of 99999 and 99999
- GCF of 36 and 45
- LCM of 2 and 8
- LCM of 9 and 13
- LCM of 14 and 16
- GCF of 48 and 60
- GCF of 9 and 15
- LCM of 6292 and 6298
- GCF of 654 and 658
- GCF of 6 and 18
- GCF of 28 and 34
- GCF of 36 and 148
- GCF of 42 and 86
- GCF of 25 and 40
- GCF of 36 and 72
- GCF of 54 and 63
- LCM of 13 and 26
- GCF of 16 and 32
- GCF of 42 and 56
- LCM of 14 and 25
- GCF of 7 and 9
- GCF of 36 and 64
- LCM of 42 and 60
- LCM of 4 and 46

Need a Chemical elements information ? Please check out Atomic Number of Elements in Periodic Table

## Recent Comments

Best website ever!!!!!

I LOVE this website it's so helpful!!!!

this helps me alot :}

ayeeeee i got a 100 on all my assignments thanks khan academy !!!!!!!!!!!!!! <_>

Thanks..... it helped me so much in maths and usually i love maths but , I am in 6th grade and its very tuff but although it helps me in maths......

Thank you for help what (LCM)&(GCF)

<3

YOU HAVE THE BEST CALCULATORS EVER

Cheating on my lcm and gcf homework paper been trying for an hour and found this site works great

Love this so much.

<3

LOVE . IT

thanks it helped me alot thx

i love math

Nice way to cheat doing homework

What about 36 and 24 96 and 84

Thanks 6th grade math is hard

Very useful resource of GCF and LCM. Able to use when needs help.

Thank you.

help! math. If 36 and __, and the lcm and gcf is 18 and 108 respectively. How to fill in the blank????????????????/

I need help with math 6th grade math

Very helpful!

thank you for the GCF and LCF calculators!?!?!@GCF and LCF Calculator

it works so greatttt

Love it

this is very helpful

Alex I agree

what about 3 numbers

I like this thank you

Maybe you could add some mulitply

Very helpful set of math tools

YOUR SITE IS AMAZING IT IS SO AWESOME AND IT HELPS YOU VERY WELL

Thank you for your math calculator im so very happy because you help me in my assignment

i need help with math i always struggle alot and thank you alot for GCF AND LCM for the caculators

I need help with math

make a calculator that does 3 #'s

Very helpful set of math calculators,

thank you.