189997740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1055543}}^1$

素因数の和:1055558

約数の個数: 36

約数和(自身を含む): 576327024

約数和(自身を除く): 386329284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1055543, 2111086, 3166629, 4222172, 5277715, 6333258, 9499887, 10555430, 12666516, 15833145, 18999774, 21110860, 31666290, 37999548, 47499435, 63332580, 94998870, 189997740]

約数ペア:

[(1, 189997740), (2, 94998870), (3, 63332580), (4, 47499435), (5, 37999548), (6, 31666290), (9, 21110860), (10, 18999774), (12, 15833145), (15, 12666516), (18, 10555430), (20, 9499887), (30, 6333258), (36, 5277715), (45, 4222172), (60, 3166629), (90, 2111086), (180, 1055543)]