2855531520

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2061

約数の個数: 264

約数和(自身を含む): 10218624000

約数和(自身を除く): 7363092480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1024, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 1999, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3072, 3720, 3840, 3968, 3998, 4464, 4608, 4960, 5120, 5580, 5760, 5952, 5997, 7440, 7680, 7936, 7996, 8928, 9216, 9920, 9995, 11160, 11520, 11904, 11994, 14880, 15360, 15872, 15992, 17856, 17991, 19840, 19990, 22320, 23040, 23808, 23988, 29760, 29985, 31744, 31984, 35712, 35982, 39680, 39980, 44640, 46080, 47616, 47976, 59520, 59970, 61969, 63968, 71424, 71964, 79360, 79960, 89280, 89955, 95232, 95952, 119040, 119940, 123938, 127936, 142848, 143928, 158720, 159920, 178560, 179910, 185907, 191904, 238080, 239880, 247876, 255872, 285696, 287856, 309845, 319840, 357120, 359820, 371814, 383808, 476160, 479760, 495752, 511744, 557721, 575712, 619690, 639680, 714240, 719640, 743628, 767616, 929535, 959520, 991504, 1023488, 1115442, 1151424, 1239380, 1279360, 1428480, 1439280, 1487256, 1535232, 1859070, 1919040, 1983008, 2046976, 2230884, 2302848, 2478760, 2558720, 2788605, 2878560, 2974512, 3070464, 3718140, 3838080, 3966016, 4461768, 4605696, 4957520, 5117440, 5577210, 5757120, 5949024, 6140928, 7436280, 7676160, 7932032, 8923536, 9211392, 9915040, 10234880, 11154420, 11514240, 11898048, 14872560, 15352320, 15864064, 17847072, 18422784, 19830080, 22308840, 23028480, 23796096, 29745120, 30704640, 31728128, 35694144, 39660160, 44617680, 46056960, 47592192, 59490240, 63456256, 71388288, 79320320, 89235360, 92113920, 95184384, 118980480, 142776576, 158640640, 178470720, 190368768, 237960960, 285553152, 317281280, 356941440, 475921920, 571106304, 713882880, 951843840, 1427765760, 2855531520]

約数ペア:

[(1, 2855531520), (2, 1427765760), (3, 951843840), (4, 713882880), (5, 571106304), (6, 475921920), (8, 356941440), (9, 317281280), (10, 285553152), (12, 237960960), (15, 190368768), (16, 178470720), (18, 158640640), (20, 142776576), (24, 118980480), (30, 95184384), (31, 92113920), (32, 89235360), (36, 79320320), (40, 71388288), (45, 63456256), (48, 59490240), (60, 47592192), (62, 46056960), (64, 44617680), (72, 39660160), (80, 35694144), (90, 31728128), (93, 30704640), (96, 29745120), (120, 23796096), (124, 23028480), (128, 22308840), (144, 19830080), (155, 18422784), (160, 17847072), (180, 15864064), (186, 15352320), (192, 14872560), (240, 11898048), (248, 11514240), (256, 11154420), (279, 10234880), (288, 9915040), (310, 9211392), (320, 8923536), (360, 7932032), (372, 7676160), (384, 7436280), (465, 6140928), (480, 5949024), (496, 5757120), (512, 5577210), (558, 5117440), (576, 4957520), (620, 4605696), (640, 4461768), (720, 3966016), (744, 3838080), (768, 3718140), (930, 3070464), (960, 2974512), (992, 2878560), (1024, 2788605), (1116, 2558720), (1152, 2478760), (1240, 2302848), (1280, 2230884), (1395, 2046976), (1440, 1983008), (1488, 1919040), (1536, 1859070), (1860, 1535232), (1920, 1487256), (1984, 1439280), (1999, 1428480), (2232, 1279360), (2304, 1239380), (2480, 1151424), (2560, 1115442), (2790, 1023488), (2880, 991504), (2976, 959520), (3072, 929535), (3720, 767616), (3840, 743628), (3968, 719640), (3998, 714240), (4464, 639680), (4608, 619690), (4960, 575712), (5120, 557721), (5580, 511744), (5760, 495752), (5952, 479760), (5997, 476160), (7440, 383808), (7680, 371814), (7936, 359820), (7996, 357120), (8928, 319840), (9216, 309845), (9920, 287856), (9995, 285696), (11160, 255872), (11520, 247876), (11904, 239880), (11994, 238080), (14880, 191904), (15360, 185907), (15872, 179910), (15992, 178560), (17856, 159920), (17991, 158720), (19840, 143928), (19990, 142848), (22320, 127936), (23040, 123938), (23808, 119940), (23988, 119040), (29760, 95952), (29985, 95232), (31744, 89955), (31984, 89280), (35712, 79960), (35982, 79360), (39680, 71964), (39980, 71424), (44640, 63968), (46080, 61969), (47616, 59970), (47976, 59520)]