260247680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5281}}^1$

素因数の和:5318

約数の個数: 128

約数和(自身を含む): 775820160

約数和(自身を除く): 515572480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1408, 1540, 1760, 2240, 2464, 3080, 3520, 4480, 4928, 5281, 6160, 7040, 9856, 10562, 12320, 21124, 24640, 26405, 36967, 42248, 49280, 52810, 58091, 73934, 84496, 105620, 116182, 147868, 168992, 184835, 211240, 232364, 290455, 295736, 337984, 369670, 406637, 422480, 464728, 580910, 591472, 675968, 739340, 813274, 844960, 929456, 1161820, 1182944, 1478680, 1626548, 1689920, 1858912, 2033185, 2323640, 2365888, 2957360, 3253096, 3379840, 3717824, 4066370, 4647280, 4731776, 5914720, 6506192, 7435648, 8132740, 9294560, 11829440, 13012384, 16265480, 18589120, 23658880, 26024768, 32530960, 37178240, 52049536, 65061920, 130123840, 260247680]

約数ペア:

[(1, 260247680), (2, 130123840), (4, 65061920), (5, 52049536), (7, 37178240), (8, 32530960), (10, 26024768), (11, 23658880), (14, 18589120), (16, 16265480), (20, 13012384), (22, 11829440), (28, 9294560), (32, 8132740), (35, 7435648), (40, 6506192), (44, 5914720), (55, 4731776), (56, 4647280), (64, 4066370), (70, 3717824), (77, 3379840), (80, 3253096), (88, 2957360), (110, 2365888), (112, 2323640), (128, 2033185), (140, 1858912), (154, 1689920), (160, 1626548), (176, 1478680), (220, 1182944), (224, 1161820), (280, 929456), (308, 844960), (320, 813274), (352, 739340), (385, 675968), (440, 591472), (448, 580910), (560, 464728), (616, 422480), (640, 406637), (704, 369670), (770, 337984), (880, 295736), (896, 290455), (1120, 232364), (1232, 211240), (1408, 184835), (1540, 168992), (1760, 147868), (2240, 116182), (2464, 105620), (3080, 84496), (3520, 73934), (4480, 58091), (4928, 52810), (5281, 49280), (6160, 42248), (7040, 36967), (9856, 26405), (10562, 24640), (12320, 21124)]