21388355040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149027}}^1$

素因数の和:149081

約数の個数: 192

約数和(自身を含む): 75710992896

約数和(自身を除く): 54322637856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 96, 104, 115, 120, 130, 138, 156, 160, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 368, 390, 416, 460, 480, 520, 552, 598, 624, 690, 736, 780, 897, 920, 1040, 1104, 1196, 1248, 1380, 1495, 1560, 1794, 1840, 2080, 2208, 2392, 2760, 2990, 3120, 3588, 3680, 4485, 4784, 5520, 5980, 6240, 7176, 8970, 9568, 11040, 11960, 14352, 17940, 23920, 28704, 35880, 47840, 71760, 143520, 149027, 298054, 447081, 596108, 745135, 894162, 1192216, 1490270, 1788324, 1937351, 2235405, 2384432, 2980540, 3427621, 3576648, 3874702, 4470810, 4768864, 5812053, 5961080, 6855242, 7153296, 7749404, 8941620, 9686755, 10282863, 11624106, 11922160, 13710484, 14306592, 15498808, 17138105, 17883240, 19373510, 20565726, 23248212, 23844320, 27420968, 29060265, 30997616, 34276210, 35766480, 38747020, 41131452, 44559073, 46496424, 51414315, 54841936, 58120530, 61995232, 68552420, 71532960, 77494040, 82262904, 89118146, 92992848, 102828630, 109683872, 116241060, 133677219, 137104840, 154988080, 164525808, 178236292, 185985696, 205657260, 222795365, 232482120, 267354438, 274209680, 309976160, 329051616, 356472584, 411314520, 445590730, 464964240, 534708876, 548419360, 668386095, 712945168, 822629040, 891181460, 929928480, 1069417752, 1336772190, 1425890336, 1645258080, 1782362920, 2138835504, 2673544380, 3564725840, 4277671008, 5347088760, 7129451680, 10694177520, 21388355040]

約数ペア:

[(1, 21388355040), (2, 10694177520), (3, 7129451680), (4, 5347088760), (5, 4277671008), (6, 3564725840), (8, 2673544380), (10, 2138835504), (12, 1782362920), (13, 1645258080), (15, 1425890336), (16, 1336772190), (20, 1069417752), (23, 929928480), (24, 891181460), (26, 822629040), (30, 712945168), (32, 668386095), (39, 548419360), (40, 534708876), (46, 464964240), (48, 445590730), (52, 411314520), (60, 356472584), (65, 329051616), (69, 309976160), (78, 274209680), (80, 267354438), (92, 232482120), (96, 222795365), (104, 205657260), (115, 185985696), (120, 178236292), (130, 164525808), (138, 154988080), (156, 137104840), (160, 133677219), (184, 116241060), (195, 109683872), (208, 102828630), (230, 92992848), (240, 89118146), (260, 82262904), (276, 77494040), (299, 71532960), (312, 68552420), (345, 61995232), (368, 58120530), (390, 54841936), (416, 51414315), (460, 46496424), (480, 44559073), (520, 41131452), (552, 38747020), (598, 35766480), (624, 34276210), (690, 30997616), (736, 29060265), (780, 27420968), (897, 23844320), (920, 23248212), (1040, 20565726), (1104, 19373510), (1196, 17883240), (1248, 17138105), (1380, 15498808), (1495, 14306592), (1560, 13710484), (1794, 11922160), (1840, 11624106), (2080, 10282863), (2208, 9686755), (2392, 8941620), (2760, 7749404), (2990, 7153296), (3120, 6855242), (3588, 5961080), (3680, 5812053), (4485, 4768864), (4784, 4470810), (5520, 3874702), (5980, 3576648), (6240, 3427621), (7176, 2980540), (8970, 2384432), (9568, 2235405), (11040, 1937351), (11960, 1788324), (14352, 1490270), (17940, 1192216), (23920, 894162), (28704, 745135), (35880, 596108), (47840, 447081), (71760, 298054), (143520, 149027)]