31280568

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2521}}^1$

素因数の和:2588

約数の個数: 64

約数和(自身を含む): 87160320

約数和(自身を除く): 55879752

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 47, 66, 88, 94, 132, 141, 188, 264, 282, 376, 517, 564, 1034, 1128, 1551, 2068, 2521, 3102, 4136, 5042, 6204, 7563, 10084, 12408, 15126, 20168, 27731, 30252, 55462, 60504, 83193, 110924, 118487, 166386, 221848, 236974, 332772, 355461, 473948, 665544, 710922, 947896, 1303357, 1421844, 2606714, 2843688, 3910071, 5213428, 7820142, 10426856, 15640284, 31280568]

約数ペア:

[(1, 31280568), (2, 15640284), (3, 10426856), (4, 7820142), (6, 5213428), (8, 3910071), (11, 2843688), (12, 2606714), (22, 1421844), (24, 1303357), (33, 947896), (44, 710922), (47, 665544), (66, 473948), (88, 355461), (94, 332772), (132, 236974), (141, 221848), (188, 166386), (264, 118487), (282, 110924), (376, 83193), (517, 60504), (564, 55462), (1034, 30252), (1128, 27731), (1551, 20168), (2068, 15126), (2521, 12408), (3102, 10084), (4136, 7563), (5042, 6204)]