205657740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{10111}}^1$

素因数の和:10239

約数の個数: 72

約数和(自身を含む): 629411328

約数和(自身を除く): 423753588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 452, 565, 678, 1017, 1130, 1356, 1695, 2034, 2260, 3390, 4068, 5085, 6780, 10111, 10170, 20222, 20340, 30333, 40444, 50555, 60666, 90999, 101110, 121332, 151665, 181998, 202220, 303330, 363996, 454995, 606660, 909990, 1142543, 1819980, 2285086, 3427629, 4570172, 5712715, 6855258, 10282887, 11425430, 13710516, 17138145, 20565774, 22850860, 34276290, 41131548, 51414435, 68552580, 102828870, 205657740]

約数ペア:

[(1, 205657740), (2, 102828870), (3, 68552580), (4, 51414435), (5, 41131548), (6, 34276290), (9, 22850860), (10, 20565774), (12, 17138145), (15, 13710516), (18, 11425430), (20, 10282887), (30, 6855258), (36, 5712715), (45, 4570172), (60, 3427629), (90, 2285086), (113, 1819980), (180, 1142543), (226, 909990), (339, 606660), (452, 454995), (565, 363996), (678, 303330), (1017, 202220), (1130, 181998), (1356, 151665), (1695, 121332), (2034, 101110), (2260, 90999), (3390, 60666), (4068, 50555), (5085, 40444), (6780, 30333), (10111, 20340), (10170, 20222)]