408880080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2674

約数の個数: 240

約数和(自身を含む): 1620562944

約数和(自身を除く): 1211682864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 434, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 840, 868, 930, 1008, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1680, 1736, 1860, 1953, 2170, 2232, 2480, 2520, 2604, 2617, 2790, 3255, 3472, 3720, 3906, 4340, 4464, 5040, 5208, 5234, 5580, 6510, 7440, 7812, 7851, 8680, 9765, 10416, 10468, 11160, 13020, 13085, 15624, 15702, 17360, 18319, 19530, 20936, 22320, 23553, 26040, 26170, 31248, 31404, 36638, 39060, 39255, 41872, 47106, 52080, 52340, 54957, 62808, 73276, 78120, 78510, 81127, 91595, 94212, 104680, 109914, 117765, 125616, 146552, 156240, 157020, 162254, 164871, 183190, 188424, 209360, 219828, 235530, 243381, 274785, 293104, 314040, 324508, 329742, 366380, 376848, 405635, 439656, 471060, 486762, 549570, 567889, 628080, 649016, 659484, 730143, 732760, 811270, 824355, 879312, 942120, 973524, 1099140, 1135778, 1216905, 1298032, 1318968, 1460286, 1465520, 1622540, 1648710, 1703667, 1884240, 1947048, 2198280, 2271556, 2433810, 2637936, 2839445, 2920572, 3245080, 3297420, 3407334, 3650715, 3894096, 4396560, 4543112, 4867620, 5111001, 5678890, 5841144, 6490160, 6594840, 6814668, 7301430, 8518335, 9086224, 9735240, 10222002, 11357780, 11682288, 13189680, 13629336, 14602860, 17036670, 19470480, 20444004, 22715560, 25555005, 27258672, 29205720, 34073340, 40888008, 45431120, 51110010, 58411440, 68146680, 81776016, 102220020, 136293360, 204440040, 408880080]

約数ペア:

[(1, 408880080), (2, 204440040), (3, 136293360), (4, 102220020), (5, 81776016), (6, 68146680), (7, 58411440), (8, 51110010), (9, 45431120), (10, 40888008), (12, 34073340), (14, 29205720), (15, 27258672), (16, 25555005), (18, 22715560), (20, 20444004), (21, 19470480), (24, 17036670), (28, 14602860), (30, 13629336), (31, 13189680), (35, 11682288), (36, 11357780), (40, 10222002), (42, 9735240), (45, 9086224), (48, 8518335), (56, 7301430), (60, 6814668), (62, 6594840), (63, 6490160), (70, 5841144), (72, 5678890), (80, 5111001), (84, 4867620), (90, 4543112), (93, 4396560), (105, 3894096), (112, 3650715), (120, 3407334), (124, 3297420), (126, 3245080), (140, 2920572), (144, 2839445), (155, 2637936), (168, 2433810), (180, 2271556), (186, 2198280), (210, 1947048), (217, 1884240), (240, 1703667), (248, 1648710), (252, 1622540), (279, 1465520), (280, 1460286), (310, 1318968), (315, 1298032), (336, 1216905), (360, 1135778), (372, 1099140), (420, 973524), (434, 942120), (465, 879312), (496, 824355), (504, 811270), (558, 732760), (560, 730143), (620, 659484), (630, 649016), (651, 628080), (720, 567889), (744, 549570), (840, 486762), (868, 471060), (930, 439656), (1008, 405635), (1085, 376848), (1116, 366380), (1240, 329742), (1260, 324508), (1302, 314040), (1395, 293104), (1488, 274785), (1680, 243381), (1736, 235530), (1860, 219828), (1953, 209360), (2170, 188424), (2232, 183190), (2480, 164871), (2520, 162254), (2604, 157020), (2617, 156240), (2790, 146552), (3255, 125616), (3472, 117765), (3720, 109914), (3906, 104680), (4340, 94212), (4464, 91595), (5040, 81127), (5208, 78510), (5234, 78120), (5580, 73276), (6510, 62808), (7440, 54957), (7812, 52340), (7851, 52080), (8680, 47106), (9765, 41872), (10416, 39255), (10468, 39060), (11160, 36638), (13020, 31404), (13085, 31248), (15624, 26170), (15702, 26040), (17360, 23553), (18319, 22320), (19530, 20936)]