What is the Greatest Common Factor of 480 and 484?

Greatest common factor (GCF) of 480 and 484 is 4.

GCF(480,484) = 4

We will now calculate the prime factors of 480 and 484, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 480 and 484.

How to find the GCF of 480 and 484?

We will first find the prime factorization of 480 and 484. After we will calculate the factors of 480 and 484 and find the biggest common factor number .

Step-1: Prime Factorization of 480

Prime factors of 480 are 2, 3, 5. Prime factorization of 480 in exponential form is:

480 = 2⁵ × 3¹ × 5¹

Step-2: Prime Factorization of 484

Prime factors of 484 are 2, 11. Prime factorization of 484 in exponential form is:

484 = 2² × 11²

Step-3: Factors of 480

List of positive integer factors of 480 that divides 480 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240

Step-4: Factors of 484

List of positive integer factors of 484 that divides 480 without a remainder.

1, 2, 4, 11, 22, 44, 121, 242

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 480 and 484. The biggest common factor number is the GCF number.
So the greatest common factor 480 and 484 is 4.

Also check out the Least Common Multiple of 480 and 484