375666680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 940584960

約数和(自身を除く): 564918280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 71, 85, 124, 136, 142, 155, 170, 248, 251, 284, 310, 340, 355, 502, 527, 568, 620, 680, 710, 1004, 1054, 1207, 1240, 1255, 1420, 2008, 2108, 2201, 2414, 2510, 2635, 2840, 4216, 4267, 4402, 4828, 5020, 5270, 6035, 7781, 8534, 8804, 9656, 10040, 10540, 11005, 12070, 15562, 17068, 17608, 17821, 21080, 21335, 22010, 24140, 31124, 34136, 35642, 37417, 38905, 42670, 44020, 48280, 62248, 71284, 74834, 77810, 85340, 88040, 89105, 132277, 142568, 149668, 155620, 170680, 178210, 187085, 264554, 299336, 302957, 311240, 356420, 374170, 529108, 552451, 605914, 661385, 712840, 748340, 1058216, 1104902, 1211828, 1322770, 1496680, 1514785, 2209804, 2423656, 2645540, 2762255, 3029570, 4419608, 5291080, 5524510, 6059140, 9391667, 11049020, 12118280, 18783334, 22098040, 37566668, 46958335, 75133336, 93916670, 187833340, 375666680]

約数ペア:

[(1, 375666680), (2, 187833340), (4, 93916670), (5, 75133336), (8, 46958335), (10, 37566668), (17, 22098040), (20, 18783334), (31, 12118280), (34, 11049020), (40, 9391667), (62, 6059140), (68, 5524510), (71, 5291080), (85, 4419608), (124, 3029570), (136, 2762255), (142, 2645540), (155, 2423656), (170, 2209804), (248, 1514785), (251, 1496680), (284, 1322770), (310, 1211828), (340, 1104902), (355, 1058216), (502, 748340), (527, 712840), (568, 661385), (620, 605914), (680, 552451), (710, 529108), (1004, 374170), (1054, 356420), (1207, 311240), (1240, 302957), (1255, 299336), (1420, 264554), (2008, 187085), (2108, 178210), (2201, 170680), (2414, 155620), (2510, 149668), (2635, 142568), (2840, 132277), (4216, 89105), (4267, 88040), (4402, 85340), (4828, 77810), (5020, 74834), (5270, 71284), (6035, 62248), (7781, 48280), (8534, 44020), (8804, 42670), (9656, 38905), (10040, 37417), (10540, 35642), (11005, 34136), (12070, 31124), (15562, 24140), (17068, 22010), (17608, 21335), (17821, 21080)]