68146680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2669

約数の個数: 128

約数和(自身を含む): 241274880

約数和(自身を除く): 173128200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 2617, 3255, 3720, 4340, 5208, 5234, 6510, 7851, 8680, 10468, 13020, 13085, 15702, 18319, 20936, 26040, 26170, 31404, 36638, 39255, 52340, 54957, 62808, 73276, 78510, 81127, 91595, 104680, 109914, 146552, 157020, 162254, 183190, 219828, 243381, 274785, 314040, 324508, 366380, 405635, 439656, 486762, 549570, 567889, 649016, 732760, 811270, 973524, 1099140, 1135778, 1216905, 1622540, 1703667, 1947048, 2198280, 2271556, 2433810, 2839445, 3245080, 3407334, 4543112, 4867620, 5678890, 6814668, 8518335, 9735240, 11357780, 13629336, 17036670, 22715560, 34073340, 68146680]

約数ペア:

[(1, 68146680), (2, 34073340), (3, 22715560), (4, 17036670), (5, 13629336), (6, 11357780), (7, 9735240), (8, 8518335), (10, 6814668), (12, 5678890), (14, 4867620), (15, 4543112), (20, 3407334), (21, 3245080), (24, 2839445), (28, 2433810), (30, 2271556), (31, 2198280), (35, 1947048), (40, 1703667), (42, 1622540), (56, 1216905), (60, 1135778), (62, 1099140), (70, 973524), (84, 811270), (93, 732760), (105, 649016), (120, 567889), (124, 549570), (140, 486762), (155, 439656), (168, 405635), (186, 366380), (210, 324508), (217, 314040), (248, 274785), (280, 243381), (310, 219828), (372, 183190), (420, 162254), (434, 157020), (465, 146552), (620, 109914), (651, 104680), (744, 91595), (840, 81127), (868, 78510), (930, 73276), (1085, 62808), (1240, 54957), (1302, 52340), (1736, 39255), (1860, 36638), (2170, 31404), (2604, 26170), (2617, 26040), (3255, 20936), (3720, 18319), (4340, 15702), (5208, 13085), (5234, 13020), (6510, 10468), (7851, 8680)]