278325690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{117437}}^1$

素因数の和:117526

約数の個数: 32

約数和(自身を含む): 676442880

約数和(自身を除く): 398117190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 117437, 234874, 352311, 587185, 704622, 1174370, 1761555, 3523110, 9277523, 18555046, 27832569, 46387615, 55665138, 92775230, 139162845, 278325690]

約数ペア:

[(1, 278325690), (2, 139162845), (3, 92775230), (5, 55665138), (6, 46387615), (10, 27832569), (15, 18555046), (30, 9277523), (79, 3523110), (158, 1761555), (237, 1174370), (395, 704622), (474, 587185), (790, 352311), (1185, 234874), (2370, 117437)]