12282920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 31622400

約数和(自身を除く): 19339480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 79, 92, 104, 115, 130, 158, 169, 184, 230, 260, 299, 316, 338, 395, 460, 520, 598, 632, 676, 790, 845, 920, 1027, 1196, 1352, 1495, 1580, 1690, 1817, 2054, 2392, 2990, 3160, 3380, 3634, 3887, 4108, 5135, 5980, 6760, 7268, 7774, 8216, 9085, 10270, 11960, 13351, 14536, 15548, 18170, 19435, 20540, 23621, 26702, 31096, 36340, 38870, 41080, 47242, 53404, 66755, 72680, 77740, 94484, 106808, 118105, 133510, 155480, 188968, 236210, 267020, 307073, 472420, 534040, 614146, 944840, 1228292, 1535365, 2456584, 3070730, 6141460, 12282920]

約数ペア:

[(1, 12282920), (2, 6141460), (4, 3070730), (5, 2456584), (8, 1535365), (10, 1228292), (13, 944840), (20, 614146), (23, 534040), (26, 472420), (40, 307073), (46, 267020), (52, 236210), (65, 188968), (79, 155480), (92, 133510), (104, 118105), (115, 106808), (130, 94484), (158, 77740), (169, 72680), (184, 66755), (230, 53404), (260, 47242), (299, 41080), (316, 38870), (338, 36340), (395, 31096), (460, 26702), (520, 23621), (598, 20540), (632, 19435), (676, 18170), (790, 15548), (845, 14536), (920, 13351), (1027, 11960), (1196, 10270), (1352, 9085), (1495, 8216), (1580, 7774), (1690, 7268), (1817, 6760), (2054, 5980), (2392, 5135), (2990, 4108), (3160, 3887), (3380, 3634)]