258590640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 240

約数和(自身を含む): 1017792000

約数和(自身を除く): 759201360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 66, 70, 77, 80, 84, 88, 98, 105, 110, 112, 120, 132, 140, 147, 154, 165, 168, 176, 196, 210, 220, 231, 240, 245, 264, 280, 294, 308, 330, 336, 385, 392, 420, 440, 462, 490, 528, 539, 560, 588, 616, 660, 735, 770, 784, 840, 880, 924, 980, 1078, 1155, 1176, 1232, 1320, 1470, 1540, 1617, 1680, 1848, 1960, 1999, 2156, 2310, 2352, 2640, 2695, 2940, 3080, 3234, 3696, 3920, 3998, 4312, 4620, 5390, 5880, 5997, 6160, 6468, 7996, 8085, 8624, 9240, 9995, 10780, 11760, 11994, 12936, 13993, 15992, 16170, 18480, 19990, 21560, 21989, 23988, 25872, 27986, 29985, 31984, 32340, 39980, 41979, 43120, 43978, 47976, 55972, 59970, 64680, 65967, 69965, 79960, 83958, 87956, 95952, 97951, 109945, 111944, 119940, 129360, 131934, 139930, 153923, 159920, 167916, 175912, 195902, 209895, 219890, 223888, 239880, 263868, 279860, 293853, 307846, 329835, 335832, 351824, 391804, 419790, 439780, 461769, 479760, 489755, 527736, 559720, 587706, 615692, 659670, 671664, 769615, 783608, 839580, 879560, 923538, 979510, 1055472, 1077461, 1119440, 1175412, 1231384, 1319340, 1469265, 1539230, 1567216, 1679160, 1759120, 1847076, 1959020, 2154922, 2308845, 2350824, 2462768, 2638680, 2938530, 3078460, 3232383, 3358320, 3694152, 3918040, 4309844, 4617690, 4701648, 5277360, 5387305, 5877060, 6156920, 6464766, 7388304, 7836080, 8619688, 9235380, 10774610, 11754120, 12313840, 12929532, 16161915, 17239376, 18470760, 21549220, 23508240, 25859064, 32323830, 36941520, 43098440, 51718128, 64647660, 86196880, 129295320, 258590640]

約数ペア:

[(1, 258590640), (2, 129295320), (3, 86196880), (4, 64647660), (5, 51718128), (6, 43098440), (7, 36941520), (8, 32323830), (10, 25859064), (11, 23508240), (12, 21549220), (14, 18470760), (15, 17239376), (16, 16161915), (20, 12929532), (21, 12313840), (22, 11754120), (24, 10774610), (28, 9235380), (30, 8619688), (33, 7836080), (35, 7388304), (40, 6464766), (42, 6156920), (44, 5877060), (48, 5387305), (49, 5277360), (55, 4701648), (56, 4617690), (60, 4309844), (66, 3918040), (70, 3694152), (77, 3358320), (80, 3232383), (84, 3078460), (88, 2938530), (98, 2638680), (105, 2462768), (110, 2350824), (112, 2308845), (120, 2154922), (132, 1959020), (140, 1847076), (147, 1759120), (154, 1679160), (165, 1567216), (168, 1539230), (176, 1469265), (196, 1319340), (210, 1231384), (220, 1175412), (231, 1119440), (240, 1077461), (245, 1055472), (264, 979510), (280, 923538), (294, 879560), (308, 839580), (330, 783608), (336, 769615), (385, 671664), (392, 659670), (420, 615692), (440, 587706), (462, 559720), (490, 527736), (528, 489755), (539, 479760), (560, 461769), (588, 439780), (616, 419790), (660, 391804), (735, 351824), (770, 335832), (784, 329835), (840, 307846), (880, 293853), (924, 279860), (980, 263868), (1078, 239880), (1155, 223888), (1176, 219890), (1232, 209895), (1320, 195902), (1470, 175912), (1540, 167916), (1617, 159920), (1680, 153923), (1848, 139930), (1960, 131934), (1999, 129360), (2156, 119940), (2310, 111944), (2352, 109945), (2640, 97951), (2695, 95952), (2940, 87956), (3080, 83958), (3234, 79960), (3696, 69965), (3920, 65967), (3998, 64680), (4312, 59970), (4620, 55972), (5390, 47976), (5880, 43978), (5997, 43120), (6160, 41979), (6468, 39980), (7996, 32340), (8085, 31984), (8624, 29985), (9240, 27986), (9995, 25872), (10780, 23988), (11760, 21989), (11994, 21560), (12936, 19990), (13993, 18480), (15992, 16170)]