285965680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3571}}^1$

素因数の和:3615

約数の個数: 160

約数和(自身を含む): 892942848

約数和(自身を除く): 606977168

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 176, 182, 208, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 560, 572, 616, 715, 728, 770, 880, 910, 1001, 1040, 1144, 1232, 1430, 1456, 1540, 1820, 2002, 2288, 2860, 3080, 3571, 3640, 4004, 5005, 5720, 6160, 7142, 7280, 8008, 10010, 11440, 14284, 16016, 17855, 20020, 24997, 28568, 35710, 39281, 40040, 46423, 49994, 57136, 71420, 78562, 80080, 92846, 99988, 124985, 142840, 157124, 185692, 196405, 199976, 232115, 249970, 274967, 285680, 314248, 324961, 371384, 392810, 399952, 464230, 499940, 510653, 549934, 628496, 649922, 742768, 785620, 928460, 999880, 1021306, 1099868, 1299844, 1374835, 1571240, 1624805, 1856920, 1999760, 2042612, 2199736, 2553265, 2599688, 2749670, 3142480, 3249610, 3574571, 3713840, 4085224, 4399472, 5106530, 5199376, 5499340, 6499220, 7149142, 8170448, 10213060, 10998680, 12998440, 14298284, 17872855, 20426120, 21997360, 25996880, 28596568, 35745710, 40852240, 57193136, 71491420, 142982840, 285965680]

約数ペア:

[(1, 285965680), (2, 142982840), (4, 71491420), (5, 57193136), (7, 40852240), (8, 35745710), (10, 28596568), (11, 25996880), (13, 21997360), (14, 20426120), (16, 17872855), (20, 14298284), (22, 12998440), (26, 10998680), (28, 10213060), (35, 8170448), (40, 7149142), (44, 6499220), (52, 5499340), (55, 5199376), (56, 5106530), (65, 4399472), (70, 4085224), (77, 3713840), (80, 3574571), (88, 3249610), (91, 3142480), (104, 2749670), (110, 2599688), (112, 2553265), (130, 2199736), (140, 2042612), (143, 1999760), (154, 1856920), (176, 1624805), (182, 1571240), (208, 1374835), (220, 1299844), (260, 1099868), (280, 1021306), (286, 999880), (308, 928460), (364, 785620), (385, 742768), (440, 649922), (455, 628496), (520, 549934), (560, 510653), (572, 499940), (616, 464230), (715, 399952), (728, 392810), (770, 371384), (880, 324961), (910, 314248), (1001, 285680), (1040, 274967), (1144, 249970), (1232, 232115), (1430, 199976), (1456, 196405), (1540, 185692), (1820, 157124), (2002, 142840), (2288, 124985), (2860, 99988), (3080, 92846), (3571, 80080), (3640, 78562), (4004, 71420), (5005, 57136), (5720, 49994), (6160, 46423), (7142, 40040), (7280, 39281), (8008, 35710), (10010, 28568), (11440, 24997), (14284, 20020), (16016, 17855)]