320492072

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{2939}}^1$

素因数の和:3305

約数の個数: 32

約数和(自身を含む): 617047200

約数和(自身を除く): 296555128

約数列:

[1, 2, 4, 8, 43, 86, 172, 317, 344, 634, 1268, 2536, 2939, 5878, 11756, 13631, 23512, 27262, 54524, 109048, 126377, 252754, 505508, 931663, 1011016, 1863326, 3726652, 7453304, 40061509, 80123018, 160246036, 320492072]

約数ペア:

[(1, 320492072), (2, 160246036), (4, 80123018), (8, 40061509), (43, 7453304), (86, 3726652), (172, 1863326), (317, 1011016), (344, 931663), (634, 505508), (1268, 252754), (2536, 126377), (2939, 109048), (5878, 54524), (11756, 27262), (13631, 23512)]