204440040

素因数分解:

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

素因数の和:2672

約数の個数: 192

約数和(自身を含む): 784143360

約数和(自身を除く): 579703320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2617, 2790, 3255, 3720, 3906, 4340, 5208, 5234, 5580, 6510, 7812, 7851, 8680, 9765, 10468, 11160, 13020, 13085, 15624, 15702, 18319, 19530, 20936, 23553, 26040, 26170, 31404, 36638, 39060, 39255, 47106, 52340, 54957, 62808, 73276, 78120, 78510, 81127, 91595, 94212, 104680, 109914, 117765, 146552, 157020, 162254, 164871, 183190, 188424, 219828, 235530, 243381, 274785, 314040, 324508, 329742, 366380, 405635, 439656, 471060, 486762, 549570, 567889, 649016, 659484, 730143, 732760, 811270, 824355, 942120, 973524, 1099140, 1135778, 1216905, 1318968, 1460286, 1622540, 1648710, 1703667, 1947048, 2198280, 2271556, 2433810, 2839445, 2920572, 3245080, 3297420, 3407334, 3650715, 4543112, 4867620, 5111001, 5678890, 5841144, 6594840, 6814668, 7301430, 8518335, 9735240, 10222002, 11357780, 13629336, 14602860, 17036670, 20444004, 22715560, 25555005, 29205720, 34073340, 40888008, 51110010, 68146680, 102220020, 204440040]

約数ペア:

[(1, 204440040), (2, 102220020), (3, 68146680), (4, 51110010), (5, 40888008), (6, 34073340), (7, 29205720), (8, 25555005), (9, 22715560), (10, 20444004), (12, 17036670), (14, 14602860), (15, 13629336), (18, 11357780), (20, 10222002), (21, 9735240), (24, 8518335), (28, 7301430), (30, 6814668), (31, 6594840), (35, 5841144), (36, 5678890), (40, 5111001), (42, 4867620), (45, 4543112), (56, 3650715), (60, 3407334), (62, 3297420), (63, 3245080), (70, 2920572), (72, 2839445), (84, 2433810), (90, 2271556), (93, 2198280), (105, 1947048), (120, 1703667), (124, 1648710), (126, 1622540), (140, 1460286), (155, 1318968), (168, 1216905), (180, 1135778), (186, 1099140), (210, 973524), (217, 942120), (248, 824355), (252, 811270), (279, 732760), (280, 730143), (310, 659484), (315, 649016), (360, 567889), (372, 549570), (420, 486762), (434, 471060), (465, 439656), (504, 405635), (558, 366380), (620, 329742), (630, 324508), (651, 314040), (744, 274785), (840, 243381), (868, 235530), (930, 219828), (1085, 188424), (1116, 183190), (1240, 164871), (1260, 162254), (1302, 157020), (1395, 146552), (1736, 117765), (1860, 109914), (1953, 104680), (2170, 94212), (2232, 91595), (2520, 81127), (2604, 78510), (2617, 78120), (2790, 73276), (3255, 62808), (3720, 54957), (3906, 52340), (4340, 47106), (5208, 39255), (5234, 39060), (5580, 36638), (6510, 31404), (7812, 26170), (7851, 26040), (8680, 23553), (9765, 20936), (10468, 19530), (11160, 18319), (13020, 15702), (13085, 15624)]