217875040

素因数分解:

$2^5\times 5^1\times {\mathrm{617}}^1\times {\mathrm{2207}}^1$

素因数の和:2839

約数の個数: 48

約数和(自身を含む): 515797632

約数和(自身を除く): 297922592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 617, 1234, 2207, 2468, 3085, 4414, 4936, 6170, 8828, 9872, 11035, 12340, 17656, 19744, 22070, 24680, 35312, 44140, 49360, 70624, 88280, 98720, 176560, 353120, 1361719, 2723438, 5446876, 6808595, 10893752, 13617190, 21787504, 27234380, 43575008, 54468760, 108937520, 217875040]

約数ペア:

[(1, 217875040), (2, 108937520), (4, 54468760), (5, 43575008), (8, 27234380), (10, 21787504), (16, 13617190), (20, 10893752), (32, 6808595), (40, 5446876), (80, 2723438), (160, 1361719), (617, 353120), (1234, 176560), (2207, 98720), (2468, 88280), (3085, 70624), (4414, 49360), (4936, 44140), (6170, 35312), (8828, 24680), (9872, 22070), (11035, 19744), (12340, 17656)]