66711260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43319}}^1$

素因数の和:43346

約数の個数: 48

約数和(自身を含む): 174666240

約数和(自身を除く): 107954980

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 43319, 86638, 173276, 216595, 303233, 433190, 476509, 606466, 866380, 953018, 1212932, 1516165, 1906036, 2382545, 3032330, 3335563, 4765090, 6064660, 6671126, 9530180, 13342252, 16677815, 33355630, 66711260]

約数ペア:

[(1, 66711260), (2, 33355630), (4, 16677815), (5, 13342252), (7, 9530180), (10, 6671126), (11, 6064660), (14, 4765090), (20, 3335563), (22, 3032330), (28, 2382545), (35, 1906036), (44, 1516165), (55, 1212932), (70, 953018), (77, 866380), (110, 606466), (140, 476509), (154, 433190), (220, 303233), (308, 216595), (385, 173276), (770, 86638), (1540, 43319)]