30956880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{128987}}^1$

素因数の和:129003

約数の個数: 40

約数和(自身を含む): 95967072

約数和(自身を除く): 65010192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 128987, 257974, 386961, 515948, 644935, 773922, 1031896, 1289870, 1547844, 1934805, 2063792, 2579740, 3095688, 3869610, 5159480, 6191376, 7739220, 10318960, 15478440, 30956880]

約数ペア:

[(1, 30956880), (2, 15478440), (3, 10318960), (4, 7739220), (5, 6191376), (6, 5159480), (8, 3869610), (10, 3095688), (12, 2579740), (15, 2063792), (16, 1934805), (20, 1547844), (24, 1289870), (30, 1031896), (40, 773922), (48, 644935), (60, 515948), (80, 386961), (120, 257974), (240, 128987)]