257117370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{6701}}^1$

素因数の和:7990

約数の個数: 32

約数和(自身を含む): 617656320

約数和(自身を除く): 360538950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1279, 2558, 3837, 6395, 6701, 7674, 12790, 13402, 19185, 20103, 33505, 38370, 40206, 67010, 100515, 201030, 8570579, 17141158, 25711737, 42852895, 51423474, 85705790, 128558685, 257117370]

約数ペア:

[(1, 257117370), (2, 128558685), (3, 85705790), (5, 51423474), (6, 42852895), (10, 25711737), (15, 17141158), (30, 8570579), (1279, 201030), (2558, 100515), (3837, 67010), (6395, 40206), (6701, 38370), (7674, 33505), (12790, 20103), (13402, 19185)]