15200680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 37713600

約数和(自身を除く): 22512920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 179, 193, 220, 358, 386, 440, 716, 772, 895, 965, 1432, 1544, 1790, 1930, 1969, 2123, 3580, 3860, 3938, 4246, 7160, 7720, 7876, 8492, 9845, 10615, 15752, 16984, 19690, 21230, 34547, 39380, 42460, 69094, 78760, 84920, 138188, 172735, 276376, 345470, 380017, 690940, 760034, 1381880, 1520068, 1900085, 3040136, 3800170, 7600340, 15200680]

約数ペア:

[(1, 15200680), (2, 7600340), (4, 3800170), (5, 3040136), (8, 1900085), (10, 1520068), (11, 1381880), (20, 760034), (22, 690940), (40, 380017), (44, 345470), (55, 276376), (88, 172735), (110, 138188), (179, 84920), (193, 78760), (220, 69094), (358, 42460), (386, 39380), (440, 34547), (716, 21230), (772, 19690), (895, 16984), (965, 15752), (1432, 10615), (1544, 9845), (1790, 8492), (1930, 7876), (1969, 7720), (2123, 7160), (3580, 4246), (3860, 3938)]