156784390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{117883}}^1$

素因数の和:117916

約数の個数: 32

約数和(自身を含む): 339505920

約数和(自身を除く): 182721530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 117883, 235766, 589415, 825181, 1178830, 1650362, 2239777, 4125905, 4479554, 8251810, 11198885, 15678439, 22397770, 31356878, 78392195, 156784390]

約数ペア:

[(1, 156784390), (2, 78392195), (5, 31356878), (7, 22397770), (10, 15678439), (14, 11198885), (19, 8251810), (35, 4479554), (38, 4125905), (70, 2239777), (95, 1650362), (133, 1178830), (190, 825181), (266, 589415), (665, 235766), (1330, 117883)]