389993220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2166629}}^1$

素因数の和:2166644

約数の個数: 36

約数和(自身を含む): 1182979980

約数和(自身を除く): 792986760

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2166629, 4333258, 6499887, 8666516, 10833145, 12999774, 19499661, 21666290, 25999548, 32499435, 38999322, 43332580, 64998870, 77998644, 97498305, 129997740, 194996610, 389993220]

約数ペア:

[(1, 389993220), (2, 194996610), (3, 129997740), (4, 97498305), (5, 77998644), (6, 64998870), (9, 43332580), (10, 38999322), (12, 32499435), (15, 25999548), (18, 21666290), (20, 19499661), (30, 12999774), (36, 10833145), (45, 8666516), (60, 6499887), (90, 4333258), (180, 2166629)]