What is the Greatest Common Factor of 580 and 598?

Greatest common factor (GCF) of 580 and 598 is 2.

GCF(580,598) = 2

We will now calculate the prime factors of 580 and 598, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 580 and 598.

How to find the GCF of 580 and 598?

We will first find the prime factorization of 580 and 598. After we will calculate the factors of 580 and 598 and find the biggest common factor number .

Step-1: Prime Factorization of 580

Prime factors of 580 are 2, 5, 29. Prime factorization of 580 in exponential form is:

580 = 2² × 5¹ × 29¹

Step-2: Prime Factorization of 598

Prime factors of 598 are 2, 13, 23. Prime factorization of 598 in exponential form is:

598 = 2¹ × 13¹ × 23¹

Step-3: Factors of 580

List of positive integer factors of 580 that divides 580 without a remainder.

1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290

Step-4: Factors of 598

List of positive integer factors of 598 that divides 580 without a remainder.

1, 2, 13, 23, 26, 46, 299

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 580 and 598. The biggest common factor number is the GCF number.
So the greatest common factor 580 and 598 is 2.

Also check out the Least Common Multiple of 580 and 598