15
400 has 15 divisors: 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400.
400's divisors are 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400.
136 has eight divisors.
12 has six divisors.
100,000 has 36 divisors.
600 has 24 divisors.
84 has 12 divisors.
2,835 has 20 divisors.
320 has 14 divisors.
There are eight divisors of the number 195.
120,000 has 70 proper divisors.
Three divisors: 1 2 4.