The factors of the number 121,251,240 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 67, 72, 88, 90, 99, 110, 120, 132, 134, 165, 180, 198, 201, 220, 264, 268, 330, 335, 360, 396, 402, 440, 457, 495, 536, 603, 660, 670, 737, 792, 804, 914, 990, 1005, 1206, 1320, 1340, 1371, 1474, 1608, 1828, 1980, 2010, 2211, 2285, 2412, 2680, 2742, 2948, 3015, 3656, 3685, 3960, 4020, 4113, 4422, 4570, 4824, 5027, 5484, 5896, 6030, 6633, 6855, 7370, 8040, 8226, 8844, 9140, 10054, 10968, 11055, 12060, 13266, 13710, 14740, 15081, 16452, 17688, 18280, 20108, 20565, 22110, 24120, 25135, 26532, 27420, 29480, 30162, 30619, 32904, 33165, 40216, 41130, 44220, 45243, 50270, 53064, 54840, 60324, 61238, 66330, 75405, 82260, 88440, 90486, 91857, 100540, 120648, 122476, 132660, 150810, 153095, 164520, 180972, 183714, 201080, 226215, 244952, 265320, 275571, 301620, 306190, 336809, 361944, 367428, 452430, 459285, 551142, 603240, 612380, 673618, 734856, 904860, 918570, 1010427, 1102284, 1224760, 1347236, 1377855, 1684045, 1809720, 1837140, 2020854, 2204568, 2694472, 2755710, 3031281, 3368090, 3674280, 4041708, 5052135, 5511420, 6062562, 6736180, 8083416, 10104270, 11022840, 12125124, 13472360, 15156405, 20208540, 24250248, 30312810, 40417080, 60625620, 121251240.
If you add them up, you will get the total of 437,261,760.