155905868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1129}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 303744000

約数和(自身を除く): 147838132

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 79, 92, 158, 316, 437, 874, 1129, 1501, 1748, 1817, 2258, 3002, 3634, 4516, 6004, 7268, 21451, 25967, 34523, 42902, 51934, 69046, 85804, 89191, 103868, 138092, 178382, 356764, 493373, 986746, 1694629, 1973492, 2051393, 3389258, 4102786, 6778516, 8205572, 38976467, 77952934, 155905868]

約数ペア:

[(1, 155905868), (2, 77952934), (4, 38976467), (19, 8205572), (23, 6778516), (38, 4102786), (46, 3389258), (76, 2051393), (79, 1973492), (92, 1694629), (158, 986746), (316, 493373), (437, 356764), (874, 178382), (1129, 138092), (1501, 103868), (1748, 89191), (1817, 85804), (2258, 69046), (3002, 51934), (3634, 42902), (4516, 34523), (6004, 25967), (7268, 21451)]