15628285440

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21881}}^1$

素因数の和:21941

約数の個数: 240

約数和(自身を含む): 55873673856

約数和(自身を除く): 40245388416

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, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4608, 4960, 5580, 5760, 5952, 7440, 7680, 7936, 8928, 9920, 11160, 11520, 11904, 14880, 15872, 17856, 19840, 21881, 22320, 23040, 23808, 29760, 35712, 39680, 43762, 44640, 47616, 59520, 65643, 71424, 79360, 87524, 89280, 109405, 119040, 131286, 142848, 175048, 178560, 196929, 218810, 238080, 262572, 328215, 350096, 357120, 393858, 437620, 525144, 656430, 678311, 700192, 714240, 787716, 875240, 984645, 1050288, 1312860, 1356622, 1400384, 1575432, 1750480, 1969290, 2034933, 2100576, 2625720, 2713244, 2800768, 3150864, 3391555, 3500960, 3938580, 4069866, 4201152, 5251440, 5426488, 5601536, 6104799, 6301728, 6783110, 7001920, 7877160, 8139732, 8402304, 10174665, 10502880, 10852976, 11203072, 12209598, 12603456, 13566220, 14003840, 15754320, 16279464, 16804608, 20349330, 21005760, 21705952, 24419196, 25206912, 27132440, 28007680, 30523995, 31508640, 32558928, 33609216, 40698660, 42011520, 43411904, 48838392, 50413824, 54264880, 56015360, 61047990, 63017280, 65117856, 81397320, 84023040, 86823808, 97676784, 100827648, 108529760, 122095980, 126034560, 130235712, 162794640, 168046080, 173647616, 195353568, 217059520, 244191960, 252069120, 260471424, 325589280, 347295232, 390707136, 434119040, 488383920, 504138240, 520942848, 651178560, 781414272, 868238080, 976767840, 1041885696, 1302357120, 1562828544, 1736476160, 1953535680, 2604714240, 3125657088, 3907071360, 5209428480, 7814142720, 15628285440]

約数ペア:

[(1, 15628285440), (2, 7814142720), (3, 5209428480), (4, 3907071360), (5, 3125657088), (6, 2604714240), (8, 1953535680), (9, 1736476160), (10, 1562828544), (12, 1302357120), (15, 1041885696), (16, 976767840), (18, 868238080), (20, 781414272), (24, 651178560), (30, 520942848), (31, 504138240), (32, 488383920), (36, 434119040), (40, 390707136), (45, 347295232), (48, 325589280), (60, 260471424), (62, 252069120), (64, 244191960), (72, 217059520), (80, 195353568), (90, 173647616), (93, 168046080), (96, 162794640), (120, 130235712), (124, 126034560), (128, 122095980), (144, 108529760), (155, 100827648), (160, 97676784), (180, 86823808), (186, 84023040), (192, 81397320), (240, 65117856), (248, 63017280), (256, 61047990), (279, 56015360), (288, 54264880), (310, 50413824), (320, 48838392), (360, 43411904), (372, 42011520), (384, 40698660), (465, 33609216), (480, 32558928), (496, 31508640), (512, 30523995), (558, 28007680), (576, 27132440), (620, 25206912), (640, 24419196), (720, 21705952), (744, 21005760), (768, 20349330), (930, 16804608), (960, 16279464), (992, 15754320), (1116, 14003840), (1152, 13566220), (1240, 12603456), (1280, 12209598), (1395, 11203072), (1440, 10852976), (1488, 10502880), (1536, 10174665), (1860, 8402304), (1920, 8139732), (1984, 7877160), (2232, 7001920), (2304, 6783110), (2480, 6301728), (2560, 6104799), (2790, 5601536), (2880, 5426488), (2976, 5251440), (3720, 4201152), (3840, 4069866), (3968, 3938580), (4464, 3500960), (4608, 3391555), (4960, 3150864), (5580, 2800768), (5760, 2713244), (5952, 2625720), (7440, 2100576), (7680, 2034933), (7936, 1969290), (8928, 1750480), (9920, 1575432), (11160, 1400384), (11520, 1356622), (11904, 1312860), (14880, 1050288), (15872, 984645), (17856, 875240), (19840, 787716), (21881, 714240), (22320, 700192), (23040, 678311), (23808, 656430), (29760, 525144), (35712, 437620), (39680, 393858), (43762, 357120), (44640, 350096), (47616, 328215), (59520, 262572), (65643, 238080), (71424, 218810), (79360, 196929), (87524, 178560), (89280, 175048), (109405, 142848), (119040, 131286)]