15139040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{1931}}^1$

素因数の和:1960

約数の個数: 72

約数和(自身を含む): 41626872

約数和(自身を除く): 26487832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1931, 1960, 3862, 3920, 7724, 7840, 9655, 13517, 15448, 19310, 27034, 30896, 38620, 54068, 61792, 67585, 77240, 94619, 108136, 135170, 154480, 189238, 216272, 270340, 308960, 378476, 432544, 473095, 540680, 756952, 946190, 1081360, 1513904, 1892380, 2162720, 3027808, 3784760, 7569520, 15139040]

約数ペア:

[(1, 15139040), (2, 7569520), (4, 3784760), (5, 3027808), (7, 2162720), (8, 1892380), (10, 1513904), (14, 1081360), (16, 946190), (20, 756952), (28, 540680), (32, 473095), (35, 432544), (40, 378476), (49, 308960), (56, 270340), (70, 216272), (80, 189238), (98, 154480), (112, 135170), (140, 108136), (160, 94619), (196, 77240), (224, 67585), (245, 61792), (280, 54068), (392, 38620), (490, 30896), (560, 27034), (784, 19310), (980, 15448), (1120, 13517), (1568, 9655), (1931, 7840), (1960, 7724), (3862, 3920)]