78561690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{10957}}^1$

素因数の和:11206

約数の個数: 32

約数和(自身を含む): 189354240

約数和(自身を除く): 110792550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 717, 1195, 1434, 2390, 3585, 7170, 10957, 21914, 32871, 54785, 65742, 109570, 164355, 328710, 2618723, 5237446, 7856169, 13093615, 15712338, 26187230, 39280845, 78561690]

約数ペア:

[(1, 78561690), (2, 39280845), (3, 26187230), (5, 15712338), (6, 13093615), (10, 7856169), (15, 5237446), (30, 2618723), (239, 328710), (478, 164355), (717, 109570), (1195, 65742), (1434, 54785), (2390, 32871), (3585, 21914), (7170, 10957)]