Q: What is the sum of all factors of the number 315,144,320 excluding 315,144,320?

A: 438,249,100

Why is 438,249,100 the sum of all factors of 315,144,320, excluding 315,144,320?

The factors of the number 315,144,320 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 492413, 984826, 1969652, 2462065, 3939304, 4924130, 7878608, 9848260, 15757216, 19696520, 31514432, 39393040, 63028864, 78786080, 157572160, 315144320.

If you add them up, you will get the total of 315,144,758. Now subtract 315,144,320 to get 438,249,100