78344340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1305739}}^1$

素因数の和:1305751

約数の個数: 24

約数和(自身を含む): 219364320

約数和(自身を除く): 141019980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1305739, 2611478, 3917217, 5222956, 6528695, 7834434, 13057390, 15668868, 19586085, 26114780, 39172170, 78344340]

約数ペア:

[(1, 78344340), (2, 39172170), (3, 26114780), (4, 19586085), (5, 15668868), (6, 13057390), (10, 7834434), (12, 6528695), (15, 5222956), (20, 3917217), (30, 2611478), (60, 1305739)]