27480420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13879}}^1$

素因数の和:13905

約数の個数: 72

約数和(自身を含む): 90941760

約数和(自身を除く): 63461340

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, 13879, 27758, 41637, 55516, 69395, 83274, 124911, 138790, 152669, 166548, 208185, 249822, 277580, 305338, 416370, 458007, 499644, 610676, 624555, 763345, 832740, 916014, 1249110, 1374021, 1526690, 1832028, 2290035, 2498220, 2748042, 3053380, 4580070, 5496084, 6870105, 9160140, 13740210, 27480420]

約数ペア:

[(1, 27480420), (2, 13740210), (3, 9160140), (4, 6870105), (5, 5496084), (6, 4580070), (9, 3053380), (10, 2748042), (11, 2498220), (12, 2290035), (15, 1832028), (18, 1526690), (20, 1374021), (22, 1249110), (30, 916014), (33, 832740), (36, 763345), (44, 624555), (45, 610676), (55, 499644), (60, 458007), (66, 416370), (90, 305338), (99, 277580), (110, 249822), (132, 208185), (165, 166548), (180, 152669), (198, 138790), (220, 124911), (330, 83274), (396, 69395), (495, 55516), (660, 41637), (990, 27758), (1980, 13879)]