1520498720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{859}}^1$

素因数の和:947

約数の個数: 192

約数和(自身を含む): 4150621440

約数和(自身を除く): 2630122720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 37, 40, 46, 52, 65, 74, 80, 92, 104, 115, 130, 148, 160, 184, 185, 208, 230, 260, 296, 299, 368, 370, 416, 460, 481, 520, 592, 598, 736, 740, 851, 859, 920, 962, 1040, 1184, 1196, 1480, 1495, 1702, 1718, 1840, 1924, 2080, 2392, 2405, 2960, 2990, 3404, 3436, 3680, 3848, 4255, 4295, 4784, 4810, 5920, 5980, 6808, 6872, 7696, 8510, 8590, 9568, 9620, 11063, 11167, 11960, 13616, 13744, 15392, 17020, 17180, 19240, 19757, 22126, 22334, 23920, 27232, 27488, 31783, 34040, 34360, 38480, 39514, 44252, 44668, 47840, 55315, 55835, 63566, 68080, 68720, 76960, 79028, 88504, 89336, 98785, 110630, 111670, 127132, 136160, 137440, 158056, 158915, 177008, 178672, 197570, 221260, 223340, 254264, 256841, 316112, 317830, 354016, 357344, 395140, 413179, 442520, 446680, 508528, 513682, 632224, 635660, 731009, 790280, 826358, 885040, 893360, 1017056, 1027364, 1271320, 1284205, 1462018, 1580560, 1652716, 1770080, 1786720, 2054728, 2065895, 2542640, 2568410, 2924036, 3161120, 3305432, 3655045, 4109456, 4131790, 5085280, 5136820, 5848072, 6610864, 7310090, 8218912, 8263580, 9503117, 10273640, 11696144, 13221728, 14620180, 16527160, 19006234, 20547280, 23392288, 29240360, 33054320, 38012468, 41094560, 47515585, 58480720, 66108640, 76024936, 95031170, 116961440, 152049872, 190062340, 304099744, 380124680, 760249360, 1520498720]

約数ペア:

[(1, 1520498720), (2, 760249360), (4, 380124680), (5, 304099744), (8, 190062340), (10, 152049872), (13, 116961440), (16, 95031170), (20, 76024936), (23, 66108640), (26, 58480720), (32, 47515585), (37, 41094560), (40, 38012468), (46, 33054320), (52, 29240360), (65, 23392288), (74, 20547280), (80, 19006234), (92, 16527160), (104, 14620180), (115, 13221728), (130, 11696144), (148, 10273640), (160, 9503117), (184, 8263580), (185, 8218912), (208, 7310090), (230, 6610864), (260, 5848072), (296, 5136820), (299, 5085280), (368, 4131790), (370, 4109456), (416, 3655045), (460, 3305432), (481, 3161120), (520, 2924036), (592, 2568410), (598, 2542640), (736, 2065895), (740, 2054728), (851, 1786720), (859, 1770080), (920, 1652716), (962, 1580560), (1040, 1462018), (1184, 1284205), (1196, 1271320), (1480, 1027364), (1495, 1017056), (1702, 893360), (1718, 885040), (1840, 826358), (1924, 790280), (2080, 731009), (2392, 635660), (2405, 632224), (2960, 513682), (2990, 508528), (3404, 446680), (3436, 442520), (3680, 413179), (3848, 395140), (4255, 357344), (4295, 354016), (4784, 317830), (4810, 316112), (5920, 256841), (5980, 254264), (6808, 223340), (6872, 221260), (7696, 197570), (8510, 178672), (8590, 177008), (9568, 158915), (9620, 158056), (11063, 137440), (11167, 136160), (11960, 127132), (13616, 111670), (13744, 110630), (15392, 98785), (17020, 89336), (17180, 88504), (19240, 79028), (19757, 76960), (22126, 68720), (22334, 68080), (23920, 63566), (27232, 55835), (27488, 55315), (31783, 47840), (34040, 44668), (34360, 44252), (38480, 39514)]