Greatest Common Factor of 30, 120, 315

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 30, 120, 315 by common division method
• Greatest Common Factor of 30, 120, 315 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 x 5 = 15

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 120

List of positive integer factors of 120 that divides 120 without a remainder.

1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120

Factors of 315

List of positive integer factors of 315 that divides 315 without a remainder.

1,3,5,7,9,15,21,35,45,63,105,315

Greatest Common Factor

We found the factors 30,120,315 . The biggest common factor number is the GCF number.
So the greatest common factor 30,120,315 is 15.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 57, 593, 307
• GCF of 17, 322, 847
• GCF of 19, 309, 565
• GCF of 14, 873, 214
• GCF of 69, 301, 768

1. What is the GCF of 30, 120, 315?

Answer: GCF of 30, 120, 315 is 15.

2. How to Find the GCF of 30, 120, 315

Answer: Greatest Common Factor(GCF) of 30, 120, 315 = 15

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(30, 120, 315) = 15.