128801220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2146687}}^1$

素因数の和:2146699

約数の個数: 24

約数和(自身を含む): 360643584

約数和(自身を除く): 231842364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2146687, 4293374, 6440061, 8586748, 10733435, 12880122, 21466870, 25760244, 32200305, 42933740, 64400610, 128801220]

約数ペア:

[(1, 128801220), (2, 64400610), (3, 42933740), (4, 32200305), (5, 25760244), (6, 21466870), (10, 12880122), (12, 10733435), (15, 8586748), (20, 6440061), (30, 4293374), (60, 2146687)]