Q: What is the sum of all factors of the number 231,240 excluding 231,240?

A: 494,520

Why is 494,520 the sum of all factors of 231,240, excluding 231,240?

The factors of the number 231,240 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 47, 60, 82, 94, 120, 123, 141, 164, 188, 205, 235, 246, 282, 328, 376, 410, 470, 492, 564, 615, 705, 820, 940, 984, 1128, 1230, 1410, 1640, 1880, 1927, 2460, 2820, 3854, 4920, 5640, 5781, 7708, 9635, 11562, 15416, 19270, 23124, 28905, 38540, 46248, 57810, 77080, 115620, 231240.

If you add them up, you will get the total of 231,734. Now subtract 231,240 to get 494,520