166136740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107881}}^1$

素因数の和:107908

約数の個数: 48

約数和(自身を含む): 434980224

約数和(自身を除く): 268843484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 107881, 215762, 431524, 539405, 755167, 1078810, 1186691, 1510334, 2157620, 2373382, 3020668, 3775835, 4746764, 5933455, 7551670, 8306837, 11866910, 15103340, 16613674, 23733820, 33227348, 41534185, 83068370, 166136740]

約数ペア:

[(1, 166136740), (2, 83068370), (4, 41534185), (5, 33227348), (7, 23733820), (10, 16613674), (11, 15103340), (14, 11866910), (20, 8306837), (22, 7551670), (28, 5933455), (35, 4746764), (44, 3775835), (55, 3020668), (70, 2373382), (77, 2157620), (110, 1510334), (140, 1186691), (154, 1078810), (220, 755167), (308, 539405), (385, 431524), (770, 215762), (1540, 107881)]