156974930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{457}}^1\times {\mathrm{701}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 329875416

約数和(自身を除く): 172900486

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 457, 490, 701, 914, 1402, 2285, 3199, 3505, 4570, 4907, 6398, 7010, 9814, 15995, 22393, 24535, 31990, 34349, 44786, 49070, 68698, 111965, 171745, 223930, 320357, 343490, 640714, 1601785, 2242499, 3203570, 4484998, 11212495, 15697493, 22424990, 31394986, 78487465, 156974930]

約数ペア:

[(1, 156974930), (2, 78487465), (5, 31394986), (7, 22424990), (10, 15697493), (14, 11212495), (35, 4484998), (49, 3203570), (70, 2242499), (98, 1601785), (245, 640714), (457, 343490), (490, 320357), (701, 223930), (914, 171745), (1402, 111965), (2285, 68698), (3199, 49070), (3505, 44786), (4570, 34349), (4907, 31990), (6398, 24535), (7010, 22393), (9814, 15995)]