Q: What is the sum of all factors of the number 131,143,440 excluding 131,143,440?

 A: 299,329,008

Why is 299,329,008 the sum of all factors of 131,143,440, excluding 131,143,440?

The factors of the number 131,143,440 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 32143, 64286, 96429, 128572, 160715, 192858, 257144, 321430, 385716, 482145, 514288, 546431, 642860, 771432, 964290, 1092862, 1285720, 1542864, 1639293, 1928580, 2185724, 2571440, 2732155, 3278586, 3857160, 4371448, 5464310, 6557172, 7714320, 8196465, 8742896, 10928620, 13114344, 16392930, 21857240, 26228688, 32785860, 43714480, 65571720, 131143440.

If you add them up, you will get the total of 131,143,739. Now subtract 131,143,440 to get 299,329,008


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