123155760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5639}}^1$

素因数の和:5675

約数の個数: 160

約数和(自身を含む): 469969920

約数和(自身を除く): 346814160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 5639, 7280, 10920, 11278, 16917, 21840, 22556, 28195, 33834, 39473, 45112, 56390, 67668, 73307, 78946, 84585, 90224, 112780, 118419, 135336, 146614, 157892, 169170, 197365, 219921, 225560, 236838, 270672, 293228, 315784, 338340, 366535, 394730, 439842, 451120, 473676, 513149, 586456, 592095, 631568, 676680, 733070, 789460, 879684, 947352, 1026298, 1099605, 1172912, 1184190, 1353360, 1466140, 1539447, 1578920, 1759368, 1894704, 2052596, 2199210, 2368380, 2565745, 2932280, 3078894, 3157840, 3518736, 4105192, 4398420, 4736760, 5131490, 5864560, 6157788, 7697235, 8210384, 8796840, 9473520, 10262980, 12315576, 15394470, 17593680, 20525960, 24631152, 30788940, 41051920, 61577880, 123155760]

約数ペア:

[(1, 123155760), (2, 61577880), (3, 41051920), (4, 30788940), (5, 24631152), (6, 20525960), (7, 17593680), (8, 15394470), (10, 12315576), (12, 10262980), (13, 9473520), (14, 8796840), (15, 8210384), (16, 7697235), (20, 6157788), (21, 5864560), (24, 5131490), (26, 4736760), (28, 4398420), (30, 4105192), (35, 3518736), (39, 3157840), (40, 3078894), (42, 2932280), (48, 2565745), (52, 2368380), (56, 2199210), (60, 2052596), (65, 1894704), (70, 1759368), (78, 1578920), (80, 1539447), (84, 1466140), (91, 1353360), (104, 1184190), (105, 1172912), (112, 1099605), (120, 1026298), (130, 947352), (140, 879684), (156, 789460), (168, 733070), (182, 676680), (195, 631568), (208, 592095), (210, 586456), (240, 513149), (260, 473676), (273, 451120), (280, 439842), (312, 394730), (336, 366535), (364, 338340), (390, 315784), (420, 293228), (455, 270672), (520, 236838), (546, 225560), (560, 219921), (624, 197365), (728, 169170), (780, 157892), (840, 146614), (910, 135336), (1040, 118419), (1092, 112780), (1365, 90224), (1456, 84585), (1560, 78946), (1680, 73307), (1820, 67668), (2184, 56390), (2730, 45112), (3120, 39473), (3640, 33834), (4368, 28195), (5460, 22556), (5639, 21840), (7280, 16917), (10920, 11278)]