252985560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:705

約数の個数: 128

約数和(自身を含む): 792288000

約数和(自身を除く): 539302440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 139, 145, 174, 232, 278, 290, 348, 417, 435, 523, 556, 580, 695, 696, 834, 870, 1046, 1112, 1160, 1390, 1569, 1668, 1740, 2085, 2092, 2615, 2780, 3138, 3336, 3480, 4031, 4170, 4184, 5230, 5560, 6276, 7845, 8062, 8340, 10460, 12093, 12552, 15167, 15690, 16124, 16680, 20155, 20920, 24186, 30334, 31380, 32248, 40310, 45501, 48372, 60465, 60668, 62760, 72697, 75835, 80620, 91002, 96744, 120930, 121336, 145394, 151670, 161240, 182004, 218091, 227505, 241860, 290788, 303340, 363485, 364008, 436182, 455010, 483720, 581576, 606680, 726970, 872364, 910020, 1090455, 1453940, 1744728, 1820040, 2108213, 2180910, 2907880, 4216426, 4361820, 6324639, 8432852, 8723640, 10541065, 12649278, 16865704, 21082130, 25298556, 31623195, 42164260, 50597112, 63246390, 84328520, 126492780, 252985560]

約数ペア:

[(1, 252985560), (2, 126492780), (3, 84328520), (4, 63246390), (5, 50597112), (6, 42164260), (8, 31623195), (10, 25298556), (12, 21082130), (15, 16865704), (20, 12649278), (24, 10541065), (29, 8723640), (30, 8432852), (40, 6324639), (58, 4361820), (60, 4216426), (87, 2907880), (116, 2180910), (120, 2108213), (139, 1820040), (145, 1744728), (174, 1453940), (232, 1090455), (278, 910020), (290, 872364), (348, 726970), (417, 606680), (435, 581576), (523, 483720), (556, 455010), (580, 436182), (695, 364008), (696, 363485), (834, 303340), (870, 290788), (1046, 241860), (1112, 227505), (1160, 218091), (1390, 182004), (1569, 161240), (1668, 151670), (1740, 145394), (2085, 121336), (2092, 120930), (2615, 96744), (2780, 91002), (3138, 80620), (3336, 75835), (3480, 72697), (4031, 62760), (4170, 60668), (4184, 60465), (5230, 48372), (5560, 45501), (6276, 40310), (7845, 32248), (8062, 31380), (8340, 30334), (10460, 24186), (12093, 20920), (12552, 20155), (15167, 16680), (15690, 16124)]