156720854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 252357600

約数和(自身を除く): 95636746

約数列:

[1, 2, 19, 38, 109, 157, 218, 241, 314, 482, 2071, 2983, 4142, 4579, 5966, 9158, 17113, 26269, 34226, 37837, 52538, 75674, 325147, 499111, 650294, 718903, 998222, 1437806, 4124233, 8248466, 78360427, 156720854]

約数ペア:

[(1, 156720854), (2, 78360427), (19, 8248466), (38, 4124233), (109, 1437806), (157, 998222), (218, 718903), (241, 650294), (314, 499111), (482, 325147), (2071, 75674), (2983, 52538), (4142, 37837), (4579, 34226), (5966, 26269), (9158, 17113)]