72013980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1200233}}^1$

素因数の和:1200245

約数の個数: 24

約数和(自身を含む): 201639312

約数和(自身を除く): 129625332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1200233, 2400466, 3600699, 4800932, 6001165, 7201398, 12002330, 14402796, 18003495, 24004660, 36006990, 72013980]

約数ペア:

[(1, 72013980), (2, 36006990), (3, 24004660), (4, 18003495), (5, 14402796), (6, 12002330), (10, 7201398), (12, 6001165), (15, 4800932), (20, 3600699), (30, 2400466), (60, 1200233)]