56722160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1566

約数の個数: 80

約数和(自身を含む): 147312000

約数和(自身を除く): 90589840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1499, 1720, 1892, 2365, 2998, 3440, 3784, 4730, 5996, 7495, 7568, 9460, 11992, 14990, 16489, 18920, 23984, 29980, 32978, 37840, 59960, 64457, 65956, 82445, 119920, 128914, 131912, 164890, 257828, 263824, 322285, 329780, 515656, 644570, 659560, 709027, 1031312, 1289140, 1319120, 1418054, 2578280, 2836108, 3545135, 5156560, 5672216, 7090270, 11344432, 14180540, 28361080, 56722160]

約数ペア:

[(1, 56722160), (2, 28361080), (4, 14180540), (5, 11344432), (8, 7090270), (10, 5672216), (11, 5156560), (16, 3545135), (20, 2836108), (22, 2578280), (40, 1418054), (43, 1319120), (44, 1289140), (55, 1031312), (80, 709027), (86, 659560), (88, 644570), (110, 515656), (172, 329780), (176, 322285), (215, 263824), (220, 257828), (344, 164890), (430, 131912), (440, 128914), (473, 119920), (688, 82445), (860, 65956), (880, 64457), (946, 59960), (1499, 37840), (1720, 32978), (1892, 29980), (2365, 23984), (2998, 18920), (3440, 16489), (3784, 14990), (4730, 11992), (5996, 9460), (7495, 7568)]