12920580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:426

約数の個数: 96

約数和(自身を含む): 40884480

約数和(自身を除く): 27963900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 90, 108, 135, 142, 180, 213, 270, 284, 337, 355, 426, 540, 639, 674, 710, 852, 1011, 1065, 1278, 1348, 1420, 1685, 1917, 2022, 2130, 2556, 3033, 3195, 3370, 3834, 4044, 4260, 5055, 6066, 6390, 6740, 7668, 9099, 9585, 10110, 12132, 12780, 15165, 18198, 19170, 20220, 23927, 30330, 36396, 38340, 45495, 47854, 60660, 71781, 90990, 95708, 119635, 143562, 181980, 215343, 239270, 287124, 358905, 430686, 478540, 646029, 717810, 861372, 1076715, 1292058, 1435620, 2153430, 2584116, 3230145, 4306860, 6460290, 12920580]

約数ペア:

[(1, 12920580), (2, 6460290), (3, 4306860), (4, 3230145), (5, 2584116), (6, 2153430), (9, 1435620), (10, 1292058), (12, 1076715), (15, 861372), (18, 717810), (20, 646029), (27, 478540), (30, 430686), (36, 358905), (45, 287124), (54, 239270), (60, 215343), (71, 181980), (90, 143562), (108, 119635), (135, 95708), (142, 90990), (180, 71781), (213, 60660), (270, 47854), (284, 45495), (337, 38340), (355, 36396), (426, 30330), (540, 23927), (639, 20220), (674, 19170), (710, 18198), (852, 15165), (1011, 12780), (1065, 12132), (1278, 10110), (1348, 9585), (1420, 9099), (1685, 7668), (1917, 6740), (2022, 6390), (2130, 6066), (2556, 5055), (3033, 4260), (3195, 4044), (3370, 3834)]