406947420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{205529}}^1$

素因数の和:205555

約数の個数: 72

約数和(自身を含む): 1346632560

約数和(自身を除く): 939685140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 205529, 411058, 616587, 822116, 1027645, 1233174, 1849761, 2055290, 2260819, 2466348, 3082935, 3699522, 4110580, 4521638, 6165870, 6782457, 7399044, 9043276, 9248805, 11304095, 12331740, 13564914, 18497610, 20347371, 22608190, 27129828, 33912285, 36995220, 40694742, 45216380, 67824570, 81389484, 101736855, 135649140, 203473710, 406947420]

約数ペア:

[(1, 406947420), (2, 203473710), (3, 135649140), (4, 101736855), (5, 81389484), (6, 67824570), (9, 45216380), (10, 40694742), (11, 36995220), (12, 33912285), (15, 27129828), (18, 22608190), (20, 20347371), (22, 18497610), (30, 13564914), (33, 12331740), (36, 11304095), (44, 9248805), (45, 9043276), (55, 7399044), (60, 6782457), (66, 6165870), (90, 4521638), (99, 4110580), (110, 3699522), (132, 3082935), (165, 2466348), (180, 2260819), (198, 2055290), (220, 1849761), (330, 1233174), (396, 1027645), (495, 822116), (660, 616587), (990, 411058), (1980, 205529)]