21570297900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{2287}}^1$

素因数の和:2664

約数の個数: 144

約数和(自身を含む): 63154291200

約数和(自身を除く): 41583993300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 149, 150, 211, 298, 300, 422, 447, 596, 633, 745, 844, 894, 1055, 1266, 1490, 1788, 2110, 2235, 2287, 2532, 2980, 3165, 3725, 4220, 4470, 4574, 5275, 6330, 6861, 7450, 8940, 9148, 10550, 11175, 11435, 12660, 13722, 14900, 15825, 21100, 22350, 22870, 27444, 31439, 31650, 34305, 44700, 45740, 57175, 62878, 63300, 68610, 94317, 114350, 125756, 137220, 157195, 171525, 188634, 228700, 314390, 340763, 343050, 377268, 471585, 482557, 628780, 681526, 686100, 785975, 943170, 965114, 1022289, 1363052, 1447671, 1571950, 1703815, 1886340, 1930228, 2044578, 2357925, 2412785, 2895342, 3143900, 3407630, 4089156, 4715850, 4825570, 5111445, 5790684, 6815260, 7238355, 8519075, 9431700, 9651140, 10222890, 12063925, 14476710, 17038150, 20445780, 24127850, 25557225, 28953420, 34076300, 36191775, 48255700, 51114450, 71900993, 72383550, 102228900, 143801986, 144767100, 215702979, 287603972, 359504965, 431405958, 719009930, 862811916, 1078514895, 1438019860, 1797524825, 2157029790, 3595049650, 4314059580, 5392574475, 7190099300, 10785148950, 21570297900]

約数ペア:

[(1, 21570297900), (2, 10785148950), (3, 7190099300), (4, 5392574475), (5, 4314059580), (6, 3595049650), (10, 2157029790), (12, 1797524825), (15, 1438019860), (20, 1078514895), (25, 862811916), (30, 719009930), (50, 431405958), (60, 359504965), (75, 287603972), (100, 215702979), (149, 144767100), (150, 143801986), (211, 102228900), (298, 72383550), (300, 71900993), (422, 51114450), (447, 48255700), (596, 36191775), (633, 34076300), (745, 28953420), (844, 25557225), (894, 24127850), (1055, 20445780), (1266, 17038150), (1490, 14476710), (1788, 12063925), (2110, 10222890), (2235, 9651140), (2287, 9431700), (2532, 8519075), (2980, 7238355), (3165, 6815260), (3725, 5790684), (4220, 5111445), (4470, 4825570), (4574, 4715850), (5275, 4089156), (6330, 3407630), (6861, 3143900), (7450, 2895342), (8940, 2412785), (9148, 2357925), (10550, 2044578), (11175, 1930228), (11435, 1886340), (12660, 1703815), (13722, 1571950), (14900, 1447671), (15825, 1363052), (21100, 1022289), (22350, 965114), (22870, 943170), (27444, 785975), (31439, 686100), (31650, 681526), (34305, 628780), (44700, 482557), (45740, 471585), (57175, 377268), (62878, 343050), (63300, 340763), (68610, 314390), (94317, 228700), (114350, 188634), (125756, 171525), (137220, 157195)]