72617640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{605147}}^1$

素因数の和:605161

約数の個数: 32

約数和(自身を含む): 217853280

約数和(自身を除く): 145235640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 605147, 1210294, 1815441, 2420588, 3025735, 3630882, 4841176, 6051470, 7261764, 9077205, 12102940, 14523528, 18154410, 24205880, 36308820, 72617640]

約数ペア:

[(1, 72617640), (2, 36308820), (3, 24205880), (4, 18154410), (5, 14523528), (6, 12102940), (8, 9077205), (10, 7261764), (12, 6051470), (15, 4841176), (20, 3630882), (24, 3025735), (30, 2420588), (40, 1815441), (60, 1210294), (120, 605147)]