31078140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 91990080

約数和(自身を除く): 60911940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 53, 58, 60, 87, 106, 116, 145, 159, 174, 212, 265, 290, 318, 337, 348, 435, 530, 580, 636, 674, 795, 870, 1011, 1060, 1348, 1537, 1590, 1685, 1740, 2022, 3074, 3180, 3370, 4044, 4611, 5055, 6148, 6740, 7685, 9222, 9773, 10110, 15370, 17861, 18444, 19546, 20220, 23055, 29319, 30740, 35722, 39092, 46110, 48865, 53583, 58638, 71444, 89305, 92220, 97730, 107166, 117276, 146595, 178610, 195460, 214332, 267915, 293190, 357220, 517969, 535830, 586380, 1035938, 1071660, 1553907, 2071876, 2589845, 3107814, 5179690, 6215628, 7769535, 10359380, 15539070, 31078140]

約数ペア:

[(1, 31078140), (2, 15539070), (3, 10359380), (4, 7769535), (5, 6215628), (6, 5179690), (10, 3107814), (12, 2589845), (15, 2071876), (20, 1553907), (29, 1071660), (30, 1035938), (53, 586380), (58, 535830), (60, 517969), (87, 357220), (106, 293190), (116, 267915), (145, 214332), (159, 195460), (174, 178610), (212, 146595), (265, 117276), (290, 107166), (318, 97730), (337, 92220), (348, 89305), (435, 71444), (530, 58638), (580, 53583), (636, 48865), (674, 46110), (795, 39092), (870, 35722), (1011, 30740), (1060, 29319), (1348, 23055), (1537, 20220), (1590, 19546), (1685, 18444), (1740, 17861), (2022, 15370), (3074, 10110), (3180, 9773), (3370, 9222), (4044, 7685), (4611, 6740), (5055, 6148)]