Greatest Common Factor of 40, 30, 48, 780

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

• Greatest Common Factor of 40, 30, 48, 780 by common division method
• Greatest Common Factor of 40, 30, 48, 780 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

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 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

Factors of 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Greatest Common Factor

We found the factors 40,30,48,780 . The biggest common factor number is the GCF number.
So the greatest common factor 40,30,48,780 is 2.

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

• GCF of 20, 52, 47, 635
• GCF of 85, 51, 14, 783
• GCF of 81, 86, 70, 620
• GCF of 85, 74, 89, 235
• GCF of 22, 20, 12, 188

1. What is the GCF of 40, 30, 48, 780?

Answer: GCF of 40, 30, 48, 780 is 2.

2. How to Find the GCF of 40, 30, 48, 780

Answer: Greatest Common Factor(GCF) of 40, 30, 48, 780 = 2

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

Step 2: Then multiply all the prime factors GCF(40, 30, 48, 780) = 2.