123149120

素因数分解:

$2^6\times 5^1\times {\mathrm{384841}}^1$

素因数の和:384858

約数の個数: 28

約数和(自身を含む): 293249604

約数和(自身を除く): 170100484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 384841, 769682, 1539364, 1924205, 3078728, 3848410, 6157456, 7696820, 12314912, 15393640, 24629824, 30787280, 61574560, 123149120]

約数ペア:

[(1, 123149120), (2, 61574560), (4, 30787280), (5, 24629824), (8, 15393640), (10, 12314912), (16, 7696820), (20, 6157456), (32, 3848410), (40, 3078728), (64, 1924205), (80, 1539364), (160, 769682), (320, 384841)]