45754280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 127612800

約数和(自身を除く): 81858520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 190, 209, 220, 247, 260, 286, 380, 418, 421, 440, 494, 520, 572, 715, 760, 836, 842, 988, 1045, 1144, 1235, 1430, 1672, 1684, 1976, 2090, 2105, 2470, 2717, 2860, 3368, 4180, 4210, 4631, 4940, 5434, 5473, 5720, 7999, 8360, 8420, 9262, 9880, 10868, 10946, 13585, 15998, 16840, 18524, 21736, 21892, 23155, 27170, 27365, 31996, 37048, 39995, 43784, 46310, 54340, 54730, 60203, 63992, 79990, 87989, 92620, 103987, 108680, 109460, 120406, 159980, 175978, 185240, 207974, 218920, 240812, 301015, 319960, 351956, 415948, 439945, 481624, 519935, 602030, 703912, 831896, 879890, 1039870, 1143857, 1204060, 1759780, 2079740, 2287714, 2408120, 3519560, 4159480, 4575428, 5719285, 9150856, 11438570, 22877140, 45754280]

約数ペア:

[(1, 45754280), (2, 22877140), (4, 11438570), (5, 9150856), (8, 5719285), (10, 4575428), (11, 4159480), (13, 3519560), (19, 2408120), (20, 2287714), (22, 2079740), (26, 1759780), (38, 1204060), (40, 1143857), (44, 1039870), (52, 879890), (55, 831896), (65, 703912), (76, 602030), (88, 519935), (95, 481624), (104, 439945), (110, 415948), (130, 351956), (143, 319960), (152, 301015), (190, 240812), (209, 218920), (220, 207974), (247, 185240), (260, 175978), (286, 159980), (380, 120406), (418, 109460), (421, 108680), (440, 103987), (494, 92620), (520, 87989), (572, 79990), (715, 63992), (760, 60203), (836, 54730), (842, 54340), (988, 46310), (1045, 43784), (1144, 39995), (1235, 37048), (1430, 31996), (1672, 27365), (1684, 27170), (1976, 23155), (2090, 21892), (2105, 21736), (2470, 18524), (2717, 16840), (2860, 15998), (3368, 13585), (4180, 10946), (4210, 10868), (4631, 9880), (4940, 9262), (5434, 8420), (5473, 8360), (5720, 7999)]