The factors of the number 51,774,520 are: 1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 73, 85, 119, 136, 140, 146, 149, 170, 238, 280, 292, 298, 340, 365, 476, 511, 584, 595, 596, 680, 730, 745, 952, 1022, 1043, 1190, 1192, 1241, 1460, 1490, 2044, 2086, 2380, 2482, 2533, 2555, 2920, 2980, 4088, 4172, 4760, 4964, 5066, 5110, 5215, 5960, 6205, 8344, 8687, 9928, 10132, 10220, 10430, 10877, 12410, 12665, 17374, 17731, 20264, 20440, 20860, 21754, 24820, 25330, 34748, 35462, 41720, 43435, 43508, 49640, 50660, 54385, 69496, 70924, 76139, 86870, 87016, 88655, 101320, 108770, 141848, 152278, 173740, 177310, 184909, 217540, 304556, 347480, 354620, 369818, 380695, 435080, 609112, 709240, 739636, 761390, 924545, 1294363, 1479272, 1522780, 1849090, 2588726, 3045560, 3698180, 5177452, 6471815, 7396360, 10354904, 12943630, 25887260, 51774520.
If you add them up, you will get the total of 143,856,000.