156718727420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1\times {\mathrm{4703}}^1$

素因数の和:5571

約数の個数: 96

約数和(自身を含む): 345039077376

約数和(自身を除く): 188320349956

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 757, 1420, 1514, 2201, 3028, 3785, 4402, 4703, 7570, 8804, 9406, 11005, 15140, 18812, 22010, 23467, 23515, 44020, 46934, 47030, 53747, 93868, 94060, 107494, 117335, 145793, 214988, 234670, 268735, 291586, 333913, 469340, 537470, 583172, 667826, 728965, 1074940, 1335652, 1457930, 1666157, 1669565, 2915860, 3332314, 3339130, 3560171, 6664628, 6678260, 7120342, 8330785, 10351303, 14240684, 16661570, 17800855, 20702606, 33323140, 35601710, 41405212, 51756515, 71203420, 103513030, 110365301, 207026060, 220730602, 252772141, 441461204, 505544282, 551826505, 1011088564, 1103653010, 1263860705, 2207306020, 2527721410, 5055442820, 7835936371, 15671872742, 31343745484, 39179681855, 78359363710, 156718727420]

約数ペア:

[(1, 156718727420), (2, 78359363710), (4, 39179681855), (5, 31343745484), (10, 15671872742), (20, 7835936371), (31, 5055442820), (62, 2527721410), (71, 2207306020), (124, 1263860705), (142, 1103653010), (155, 1011088564), (284, 551826505), (310, 505544282), (355, 441461204), (620, 252772141), (710, 220730602), (757, 207026060), (1420, 110365301), (1514, 103513030), (2201, 71203420), (3028, 51756515), (3785, 41405212), (4402, 35601710), (4703, 33323140), (7570, 20702606), (8804, 17800855), (9406, 16661570), (11005, 14240684), (15140, 10351303), (18812, 8330785), (22010, 7120342), (23467, 6678260), (23515, 6664628), (44020, 3560171), (46934, 3339130), (47030, 3332314), (53747, 2915860), (93868, 1669565), (94060, 1666157), (107494, 1457930), (117335, 1335652), (145793, 1074940), (214988, 728965), (234670, 667826), (268735, 583172), (291586, 537470), (333913, 469340)]