85998420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{477769}}^1$

素因数の和:477784

約数の個数: 36

約数和(自身を含む): 260862420

約数和(自身を除く): 174864000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 477769, 955538, 1433307, 1911076, 2388845, 2866614, 4299921, 4777690, 5733228, 7166535, 8599842, 9555380, 14333070, 17199684, 21499605, 28666140, 42999210, 85998420]

約数ペア:

[(1, 85998420), (2, 42999210), (3, 28666140), (4, 21499605), (5, 17199684), (6, 14333070), (9, 9555380), (10, 8599842), (12, 7166535), (15, 5733228), (18, 4777690), (20, 4299921), (30, 2866614), (36, 2388845), (45, 1911076), (60, 1433307), (90, 955538), (180, 477769)]