Greatest Common Factor of 40, 48, 80, 161

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

• Greatest Common Factor of 40, 48, 80, 161 by common division method
• Greatest Common Factor of 40, 48, 80, 161 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

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 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 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 161

List of positive integer factors of 161 that divides 161 without a remainder.

1,7,23,161

Greatest Common Factor

We found the factors 40,48,80,161 . The biggest common factor number is the GCF number.
So the greatest common factor 40,48,80,161 is 1.

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

• GCF of 11, 31, 17, 518
• GCF of 38, 44, 96, 753
• GCF of 64, 22, 38, 304
• GCF of 31, 29, 11, 800
• GCF of 89, 63, 36, 168

1. What is the GCF of 40, 48, 80, 161?

Answer: GCF of 40, 48, 80, 161 is 1.

2. How to Find the GCF of 40, 48, 80, 161

Answer: Greatest Common Factor(GCF) of 40, 48, 80, 161 = 1

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

Step 2: Then multiply all the prime factors GCF(40, 48, 80, 161) = 1.