90614420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 232424640

約数和(自身を除く): 141810220

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 83, 85, 95, 130, 166, 169, 170, 190, 221, 247, 260, 323, 332, 338, 340, 380, 415, 442, 494, 646, 676, 830, 845, 884, 988, 1079, 1105, 1235, 1292, 1411, 1577, 1615, 1660, 1690, 2158, 2210, 2470, 2822, 2873, 3154, 3211, 3230, 3380, 4199, 4316, 4420, 4940, 5395, 5644, 5746, 6308, 6422, 6460, 7055, 7885, 8398, 10790, 11492, 12844, 14027, 14110, 14365, 15770, 16055, 16796, 18343, 20501, 20995, 21580, 26809, 28054, 28220, 28730, 31540, 32110, 36686, 41002, 41990, 53618, 54587, 56108, 57460, 64220, 70135, 73372, 82004, 83980, 91715, 102505, 107236, 109174, 134045, 140270, 183430, 205010, 218348, 238459, 266513, 268090, 272935, 280540, 348517, 366860, 410020, 476918, 533026, 536180, 545870, 697034, 953836, 1066052, 1091740, 1192295, 1332565, 1394068, 1742585, 2384590, 2665130, 3485170, 4530721, 4769180, 5330260, 6970340, 9061442, 18122884, 22653605, 45307210, 90614420]

約数ペア:

[(1, 90614420), (2, 45307210), (4, 22653605), (5, 18122884), (10, 9061442), (13, 6970340), (17, 5330260), (19, 4769180), (20, 4530721), (26, 3485170), (34, 2665130), (38, 2384590), (52, 1742585), (65, 1394068), (68, 1332565), (76, 1192295), (83, 1091740), (85, 1066052), (95, 953836), (130, 697034), (166, 545870), (169, 536180), (170, 533026), (190, 476918), (221, 410020), (247, 366860), (260, 348517), (323, 280540), (332, 272935), (338, 268090), (340, 266513), (380, 238459), (415, 218348), (442, 205010), (494, 183430), (646, 140270), (676, 134045), (830, 109174), (845, 107236), (884, 102505), (988, 91715), (1079, 83980), (1105, 82004), (1235, 73372), (1292, 70135), (1411, 64220), (1577, 57460), (1615, 56108), (1660, 54587), (1690, 53618), (2158, 41990), (2210, 41002), (2470, 36686), (2822, 32110), (2873, 31540), (3154, 28730), (3211, 28220), (3230, 28054), (3380, 26809), (4199, 21580), (4316, 20995), (4420, 20501), (4940, 18343), (5395, 16796), (5644, 16055), (5746, 15770), (6308, 14365), (6422, 14110), (6460, 14027), (7055, 12844), (7885, 11492), (8398, 10790)]