Find the sum of all positive divisors of 72.
Correct answer(s):
- 195
Topic
Factors
Practice related MCQ quizzes and improve step by step.
Quizzes in Factors
Find the sum of all positive divisors of 48.
Correct answer(s):
- 124
Find the sum of all positive divisors of 36.
Correct answer(s):
- 91
How many positive divisors does 2520 have?
Correct answer(s):
- 48
How many positive divisors does 2016 have?
Correct answer(s):
- 36
How many positive divisors does 1800 have?
Correct answer(s):
- 36
How many positive divisors does 1440 have?
Correct answer(s):
- 36
How many positive divisors does 1260 have?
Correct answer(s):
- 36
How many positive divisors does 1080 have?
Correct answer(s):
- 32
How many positive divisors does 900 have?
Correct answer(s):
- 27
How many positive divisors does 840 have?
Correct answer(s):
- 32
How many positive divisors does 720 have?
Correct answer(s):
- 30
How many positive divisors does 360 have?
Correct answer(s):
- 24
Find the highest common factor (HCF) of 48 and 180.
Correct answer(s):
- 12
Find the highest common factor (HCF) of 84 and 126.
Correct answer(s):
- 42
Simplify the fraction 18/24 to its lowest terms.
Correct answer(s):
- 3/4
Which of the following numbers are prime: 15, 17, 19, 21 Select all that apply.
Correct answer(s):
- 17
- 19
Find the greatest common divisor (GCD) of 84 and 126.
Correct answer(s):
- 42
Determine the smallest prime factor of 231.
Correct answer(s):
- 3
The product of two numbers is 240 and one of the numbers is 15. Find the other number.
Correct answer(s):
- 16