86856660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43867}}^1$

素因数の和:43893

約数の個数: 72

約数和(自身を含む): 287423136

約数和(自身を除く): 200566476

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, 43867, 87734, 131601, 175468, 219335, 263202, 394803, 438670, 482537, 526404, 658005, 789606, 877340, 965074, 1316010, 1447611, 1579212, 1930148, 1974015, 2412685, 2632020, 2895222, 3948030, 4342833, 4825370, 5790444, 7238055, 7896060, 8685666, 9650740, 14476110, 17371332, 21714165, 28952220, 43428330, 86856660]

約数ペア:

[(1, 86856660), (2, 43428330), (3, 28952220), (4, 21714165), (5, 17371332), (6, 14476110), (9, 9650740), (10, 8685666), (11, 7896060), (12, 7238055), (15, 5790444), (18, 4825370), (20, 4342833), (22, 3948030), (30, 2895222), (33, 2632020), (36, 2412685), (44, 1974015), (45, 1930148), (55, 1579212), (60, 1447611), (66, 1316010), (90, 965074), (99, 877340), (110, 789606), (132, 658005), (165, 526404), (180, 482537), (198, 438670), (220, 394803), (330, 263202), (396, 219335), (495, 175468), (660, 131601), (990, 87734), (1980, 43867)]