1663996860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{26641}}^1$

素因数の和:27003

約数の個数: 72

約数和(自身を含む): 5062193136

約数和(自身を除く): 3398196276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 694, 1041, 1388, 1735, 2082, 3123, 3470, 4164, 5205, 6246, 6940, 10410, 12492, 15615, 20820, 26641, 31230, 53282, 62460, 79923, 106564, 133205, 159846, 239769, 266410, 319692, 399615, 479538, 532820, 799230, 959076, 1198845, 1598460, 2397690, 4795380, 9244427, 18488854, 27733281, 36977708, 46222135, 55466562, 83199843, 92444270, 110933124, 138666405, 166399686, 184888540, 277332810, 332799372, 415999215, 554665620, 831998430, 1663996860]

約数ペア:

[(1, 1663996860), (2, 831998430), (3, 554665620), (4, 415999215), (5, 332799372), (6, 277332810), (9, 184888540), (10, 166399686), (12, 138666405), (15, 110933124), (18, 92444270), (20, 83199843), (30, 55466562), (36, 46222135), (45, 36977708), (60, 27733281), (90, 18488854), (180, 9244427), (347, 4795380), (694, 2397690), (1041, 1598460), (1388, 1198845), (1735, 959076), (2082, 799230), (3123, 532820), (3470, 479538), (4164, 399615), (5205, 319692), (6246, 266410), (6940, 239769), (10410, 159846), (12492, 133205), (15615, 106564), (20820, 79923), (26641, 62460), (31230, 53282)]