199958580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1110881}}^1$

素因数の和:1110896

約数の個数: 36

約数和(自身を含む): 606541572

約数和(自身を除く): 406582992

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1110881, 2221762, 3332643, 4443524, 5554405, 6665286, 9997929, 11108810, 13330572, 16663215, 19995858, 22217620, 33326430, 39991716, 49989645, 66652860, 99979290, 199958580]

約数ペア:

[(1, 199958580), (2, 99979290), (3, 66652860), (4, 49989645), (5, 39991716), (6, 33326430), (9, 22217620), (10, 19995858), (12, 16663215), (15, 13330572), (18, 11108810), (20, 9997929), (30, 6665286), (36, 5554405), (45, 4443524), (60, 3332643), (90, 2221762), (180, 1110881)]