219078420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331937}}^1$

素因数の和:331960

約数の個数: 48

約数和(自身を含む): 669187008

約数和(自身を除く): 450108588

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 331937, 663874, 995811, 1327748, 1659685, 1991622, 3319370, 3651307, 3983244, 4979055, 6638740, 7302614, 9958110, 10953921, 14605228, 18256535, 19916220, 21907842, 36513070, 43815684, 54769605, 73026140, 109539210, 219078420]

約数ペア:

[(1, 219078420), (2, 109539210), (3, 73026140), (4, 54769605), (5, 43815684), (6, 36513070), (10, 21907842), (11, 19916220), (12, 18256535), (15, 14605228), (20, 10953921), (22, 9958110), (30, 7302614), (33, 6638740), (44, 4979055), (55, 3983244), (60, 3651307), (66, 3319370), (110, 1991622), (132, 1659685), (165, 1327748), (220, 995811), (330, 663874), (660, 331937)]