57156660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28867}}^1$

素因数の和:28893

約数の個数: 72

約数和(自身を含む): 189143136

約数和(自身を除く): 131986476

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, 28867, 57734, 86601, 115468, 144335, 173202, 259803, 288670, 317537, 346404, 433005, 519606, 577340, 635074, 866010, 952611, 1039212, 1270148, 1299015, 1587685, 1732020, 1905222, 2598030, 2857833, 3175370, 3810444, 4763055, 5196060, 5715666, 6350740, 9526110, 11431332, 14289165, 19052220, 28578330, 57156660]

約数ペア:

[(1, 57156660), (2, 28578330), (3, 19052220), (4, 14289165), (5, 11431332), (6, 9526110), (9, 6350740), (10, 5715666), (11, 5196060), (12, 4763055), (15, 3810444), (18, 3175370), (20, 2857833), (22, 2598030), (30, 1905222), (33, 1732020), (36, 1587685), (44, 1299015), (45, 1270148), (55, 1039212), (60, 952611), (66, 866010), (90, 635074), (99, 577340), (110, 519606), (132, 433005), (165, 346404), (180, 317537), (198, 288670), (220, 259803), (330, 173202), (396, 144335), (495, 115468), (660, 86601), (990, 57734), (1980, 28867)]