7538440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 22176000

約数和(自身を除く): 14637560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 109, 130, 133, 140, 152, 182, 190, 218, 247, 260, 266, 280, 364, 380, 436, 455, 494, 520, 532, 545, 665, 728, 760, 763, 872, 910, 988, 1064, 1090, 1235, 1330, 1417, 1526, 1729, 1820, 1976, 2071, 2180, 2470, 2660, 2834, 3052, 3458, 3640, 3815, 4142, 4360, 4940, 5320, 5668, 6104, 6916, 7085, 7630, 8284, 8645, 9880, 9919, 10355, 11336, 13832, 14170, 14497, 15260, 16568, 17290, 19838, 20710, 26923, 28340, 28994, 30520, 34580, 39676, 41420, 49595, 53846, 56680, 57988, 69160, 72485, 79352, 82840, 99190, 107692, 115976, 134615, 144970, 188461, 198380, 215384, 269230, 289940, 376922, 396760, 538460, 579880, 753844, 942305, 1076920, 1507688, 1884610, 3769220, 7538440]

約数ペア:

[(1, 7538440), (2, 3769220), (4, 1884610), (5, 1507688), (7, 1076920), (8, 942305), (10, 753844), (13, 579880), (14, 538460), (19, 396760), (20, 376922), (26, 289940), (28, 269230), (35, 215384), (38, 198380), (40, 188461), (52, 144970), (56, 134615), (65, 115976), (70, 107692), (76, 99190), (91, 82840), (95, 79352), (104, 72485), (109, 69160), (130, 57988), (133, 56680), (140, 53846), (152, 49595), (182, 41420), (190, 39676), (218, 34580), (247, 30520), (260, 28994), (266, 28340), (280, 26923), (364, 20710), (380, 19838), (436, 17290), (455, 16568), (494, 15260), (520, 14497), (532, 14170), (545, 13832), (665, 11336), (728, 10355), (760, 9919), (763, 9880), (872, 8645), (910, 8284), (988, 7630), (1064, 7085), (1090, 6916), (1235, 6104), (1330, 5668), (1417, 5320), (1526, 4940), (1729, 4360), (1820, 4142), (1976, 3815), (2071, 3640), (2180, 3458), (2470, 3052), (2660, 2834)]