257401710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2860019}}^1$

素因数の和:2860032

約数の個数: 24

約数和(自身を含む): 669244680

約数和(自身を除く): 411842970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2860019, 5720038, 8580057, 14300095, 17160114, 25740171, 28600190, 42900285, 51480342, 85800570, 128700855, 257401710]

約数ペア:

[(1, 257401710), (2, 128700855), (3, 85800570), (5, 51480342), (6, 42900285), (9, 28600190), (10, 25740171), (15, 17160114), (18, 14300095), (30, 8580057), (45, 5720038), (90, 2860019)]