404865240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2381}}^1$

素因数の和:2517

約数の個数: 128

約数和(自身を含む): 1320580800

約数和(自身を除く): 915715560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 109, 120, 130, 156, 195, 218, 260, 312, 327, 390, 436, 520, 545, 654, 780, 872, 1090, 1308, 1417, 1560, 1635, 2180, 2381, 2616, 2834, 3270, 4251, 4360, 4762, 5668, 6540, 7085, 7143, 8502, 9524, 11336, 11905, 13080, 14170, 14286, 17004, 19048, 21255, 23810, 28340, 28572, 30953, 34008, 35715, 42510, 47620, 56680, 57144, 61906, 71430, 85020, 92859, 95240, 123812, 142860, 154765, 170040, 185718, 247624, 259529, 285720, 309530, 371436, 464295, 519058, 619060, 742872, 778587, 928590, 1038116, 1238120, 1297645, 1557174, 1857180, 2076232, 2595290, 3114348, 3373877, 3714360, 3892935, 5190580, 6228696, 6747754, 7785870, 10121631, 10381160, 13495508, 15571740, 16869385, 20243262, 26991016, 31143480, 33738770, 40486524, 50608155, 67477540, 80973048, 101216310, 134955080, 202432620, 404865240]

約数ペア:

[(1, 404865240), (2, 202432620), (3, 134955080), (4, 101216310), (5, 80973048), (6, 67477540), (8, 50608155), (10, 40486524), (12, 33738770), (13, 31143480), (15, 26991016), (20, 20243262), (24, 16869385), (26, 15571740), (30, 13495508), (39, 10381160), (40, 10121631), (52, 7785870), (60, 6747754), (65, 6228696), (78, 5190580), (104, 3892935), (109, 3714360), (120, 3373877), (130, 3114348), (156, 2595290), (195, 2076232), (218, 1857180), (260, 1557174), (312, 1297645), (327, 1238120), (390, 1038116), (436, 928590), (520, 778587), (545, 742872), (654, 619060), (780, 519058), (872, 464295), (1090, 371436), (1308, 309530), (1417, 285720), (1560, 259529), (1635, 247624), (2180, 185718), (2381, 170040), (2616, 154765), (2834, 142860), (3270, 123812), (4251, 95240), (4360, 92859), (4762, 85020), (5668, 71430), (6540, 61906), (7085, 57144), (7143, 56680), (8502, 47620), (9524, 42510), (11336, 35715), (11905, 34008), (13080, 30953), (14170, 28572), (14286, 28340), (17004, 23810), (19048, 21255)]