Greatest Common Factor of 165, 240, 780

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

• Greatest Common Factor of 165, 240, 780 by common division method
• Greatest Common Factor of 165, 240, 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 3 x 5 = 15

Factors of 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Factors of 240

List of positive integer factors of 240 that divides 240 without a remainder.

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

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 165,240,780 . The biggest common factor number is the GCF number.
So the greatest common factor 165,240,780 is 15.

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

• GCF of 270, 366, 116
• GCF of 136, 432, 639
• GCF of 850, 688, 518
• GCF of 945, 385, 786
• GCF of 890, 345, 349

1. What is the GCF of 165, 240, 780?

Answer: GCF of 165, 240, 780 is 15.

2. How to Find the GCF of 165, 240, 780

Answer: Greatest Common Factor(GCF) of 165, 240, 780 = 15

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

Step 2: Then multiply all the prime factors GCF(165, 240, 780) = 15.