15478440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{128987}}^1$

素因数の和:129001

約数の個数: 32

約数和(自身を含む): 46435680

約数和(自身を除く): 30957240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 128987, 257974, 386961, 515948, 644935, 773922, 1031896, 1289870, 1547844, 1934805, 2579740, 3095688, 3869610, 5159480, 7739220, 15478440]

約数ペア:

[(1, 15478440), (2, 7739220), (3, 5159480), (4, 3869610), (5, 3095688), (6, 2579740), (8, 1934805), (10, 1547844), (12, 1289870), (15, 1031896), (20, 773922), (24, 644935), (30, 515948), (40, 386961), (60, 257974), (120, 128987)]