78321690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{870241}}^1$

素因数の和:870254

約数の個数: 24

約数和(自身を含む): 203636628

約数和(自身を除く): 125314938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 870241, 1740482, 2610723, 4351205, 5221446, 7832169, 8702410, 13053615, 15664338, 26107230, 39160845, 78321690]

約数ペア:

[(1, 78321690), (2, 39160845), (3, 26107230), (5, 15664338), (6, 13053615), (9, 8702410), (10, 7832169), (15, 5221446), (18, 4351205), (30, 2610723), (45, 1740482), (90, 870241)]