The factors of the number 87,478,720 are: 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 797, 980, 1120, 1372, 1568, 1594, 1715, 1960, 2240, 2744, 3136, 3188, 3430, 3920, 3985, 5488, 5579, 6376, 6860, 7840, 7970, 10976, 11158, 12752, 13720, 15680, 15940, 21952, 22316, 25504, 27440, 27895, 31880, 39053, 44632, 51008, 54880, 55790, 63760, 78106, 89264, 109760, 111580, 127520, 156212, 178528, 195265, 223160, 255040, 273371, 312424, 357056, 390530, 446320, 546742, 624848, 781060, 892640, 1093484, 1249696, 1366855, 1562120, 1785280, 2186968, 2499392, 2733710, 3124240, 4373936, 5467420, 6248480, 8747872, 10934840, 12496960, 17495744, 21869680, 43739360, 87478720.
If you add them up, you will get the total of 87,478,875. Now subtract 87,478,720 to get 155,751,680