320410078

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 498769920

約数和(自身を除く): 178359842

約数列:

[1, 2, 71, 109, 127, 142, 163, 218, 254, 326, 7739, 9017, 11573, 13843, 15478, 17767, 18034, 20701, 23146, 27686, 35534, 41402, 982853, 1261457, 1469771, 1965706, 2256409, 2522914, 2939542, 4512818, 160205039, 320410078]

約数ペア:

[(1, 320410078), (2, 160205039), (71, 4512818), (109, 2939542), (127, 2522914), (142, 2256409), (163, 1965706), (218, 1469771), (254, 1261457), (326, 982853), (7739, 41402), (9017, 35534), (11573, 27686), (13843, 23146), (15478, 20701), (17767, 18034)]