31145640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{259547}}^1$

素因数の和:259561

約数の個数: 32

約数和(自身を含む): 93437280

約数和(自身を除く): 62291640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 259547, 519094, 778641, 1038188, 1297735, 1557282, 2076376, 2595470, 3114564, 3893205, 5190940, 6229128, 7786410, 10381880, 15572820, 31145640]

約数ペア:

[(1, 31145640), (2, 15572820), (3, 10381880), (4, 7786410), (5, 6229128), (6, 5190940), (8, 3893205), (10, 3114564), (12, 2595470), (15, 2076376), (20, 1557282), (24, 1297735), (30, 1038188), (40, 778641), (60, 519094), (120, 259547)]