521401920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1093

約数の個数: 224

約数和(自身を含む): 1828068480

約数和(自身を除く): 1306666560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 41, 48, 52, 60, 64, 65, 78, 80, 82, 96, 104, 120, 123, 130, 156, 160, 164, 192, 195, 205, 208, 240, 246, 260, 312, 320, 328, 390, 410, 416, 480, 492, 520, 533, 615, 624, 656, 780, 820, 832, 960, 984, 1019, 1040, 1066, 1230, 1248, 1312, 1560, 1599, 1640, 1968, 2038, 2080, 2132, 2460, 2496, 2624, 2665, 3057, 3120, 3198, 3280, 3936, 4076, 4160, 4264, 4920, 5095, 5330, 6114, 6240, 6396, 6560, 7872, 7995, 8152, 8528, 9840, 10190, 10660, 12228, 12480, 12792, 13120, 13247, 15285, 15990, 16304, 17056, 19680, 20380, 21320, 24456, 25584, 26494, 30570, 31980, 32608, 34112, 39360, 39741, 40760, 41779, 42640, 48912, 51168, 52988, 61140, 63960, 65216, 66235, 79482, 81520, 83558, 85280, 97824, 102336, 105976, 122280, 125337, 127920, 132470, 158964, 163040, 167116, 170560, 195648, 198705, 208895, 211952, 244560, 250674, 255840, 264940, 317928, 326080, 334232, 397410, 417790, 423904, 489120, 501348, 511680, 529880, 543127, 626685, 635856, 668464, 794820, 835580, 847808, 978240, 1002696, 1059760, 1086254, 1253370, 1271712, 1336928, 1589640, 1629381, 1671160, 2005392, 2119520, 2172508, 2506740, 2543424, 2673856, 2715635, 3179280, 3258762, 3342320, 4010784, 4239040, 4345016, 5013480, 5431270, 6358560, 6517524, 6684640, 8021568, 8146905, 8690032, 10026960, 10862540, 12717120, 13035048, 13369280, 16293810, 17380064, 20053920, 21725080, 26070096, 32587620, 34760128, 40107840, 43450160, 52140192, 65175240, 86900320, 104280384, 130350480, 173800640, 260700960, 521401920]

約数ペア:

[(1, 521401920), (2, 260700960), (3, 173800640), (4, 130350480), (5, 104280384), (6, 86900320), (8, 65175240), (10, 52140192), (12, 43450160), (13, 40107840), (15, 34760128), (16, 32587620), (20, 26070096), (24, 21725080), (26, 20053920), (30, 17380064), (32, 16293810), (39, 13369280), (40, 13035048), (41, 12717120), (48, 10862540), (52, 10026960), (60, 8690032), (64, 8146905), (65, 8021568), (78, 6684640), (80, 6517524), (82, 6358560), (96, 5431270), (104, 5013480), (120, 4345016), (123, 4239040), (130, 4010784), (156, 3342320), (160, 3258762), (164, 3179280), (192, 2715635), (195, 2673856), (205, 2543424), (208, 2506740), (240, 2172508), (246, 2119520), (260, 2005392), (312, 1671160), (320, 1629381), (328, 1589640), (390, 1336928), (410, 1271712), (416, 1253370), (480, 1086254), (492, 1059760), (520, 1002696), (533, 978240), (615, 847808), (624, 835580), (656, 794820), (780, 668464), (820, 635856), (832, 626685), (960, 543127), (984, 529880), (1019, 511680), (1040, 501348), (1066, 489120), (1230, 423904), (1248, 417790), (1312, 397410), (1560, 334232), (1599, 326080), (1640, 317928), (1968, 264940), (2038, 255840), (2080, 250674), (2132, 244560), (2460, 211952), (2496, 208895), (2624, 198705), (2665, 195648), (3057, 170560), (3120, 167116), (3198, 163040), (3280, 158964), (3936, 132470), (4076, 127920), (4160, 125337), (4264, 122280), (4920, 105976), (5095, 102336), (5330, 97824), (6114, 85280), (6240, 83558), (6396, 81520), (6560, 79482), (7872, 66235), (7995, 65216), (8152, 63960), (8528, 61140), (9840, 52988), (10190, 51168), (10660, 48912), (12228, 42640), (12480, 41779), (12792, 40760), (13120, 39741), (13247, 39360), (15285, 34112), (15990, 32608), (16304, 31980), (17056, 30570), (19680, 26494), (20380, 25584), (21320, 24456)]