166977920

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1877}}^1$

素因数の和:2035

約数の個数: 64

約数和(自身を含む): 402267600

約数和(自身を除く): 235289680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1112, 1390, 1877, 2224, 2780, 3754, 4448, 5560, 7508, 8896, 9385, 11120, 15016, 17792, 18770, 22240, 30032, 37540, 44480, 60064, 75080, 88960, 120128, 150160, 240256, 260903, 300320, 521806, 600640, 1043612, 1201280, 1304515, 2087224, 2609030, 4174448, 5218060, 8348896, 10436120, 16697792, 20872240, 33395584, 41744480, 83488960, 166977920]

約数ペア:

[(1, 166977920), (2, 83488960), (4, 41744480), (5, 33395584), (8, 20872240), (10, 16697792), (16, 10436120), (20, 8348896), (32, 5218060), (40, 4174448), (64, 2609030), (80, 2087224), (128, 1304515), (139, 1201280), (160, 1043612), (278, 600640), (320, 521806), (556, 300320), (640, 260903), (695, 240256), (1112, 150160), (1390, 120128), (1877, 88960), (2224, 75080), (2780, 60064), (3754, 44480), (4448, 37540), (5560, 30032), (7508, 22240), (8896, 18770), (9385, 17792), (11120, 15016)]