289324640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3823}}^1$

素因数の和:3892

約数の個数: 96

約数和(自身を含む): 763209216

約数和(自身を除く): 473884576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 80, 86, 88, 110, 160, 172, 176, 215, 220, 344, 352, 430, 440, 473, 688, 860, 880, 946, 1376, 1720, 1760, 1892, 2365, 3440, 3784, 3823, 4730, 6880, 7568, 7646, 9460, 15136, 15292, 18920, 19115, 30584, 37840, 38230, 42053, 61168, 75680, 76460, 84106, 122336, 152920, 164389, 168212, 210265, 305840, 328778, 336424, 420530, 611680, 657556, 672848, 821945, 841060, 1315112, 1345696, 1643890, 1682120, 1808279, 2630224, 3287780, 3364240, 3616558, 5260448, 6575560, 6728480, 7233116, 9041395, 13151120, 14466232, 18082790, 26302240, 28932464, 36165580, 57864928, 72331160, 144662320, 289324640]

約数ペア:

[(1, 289324640), (2, 144662320), (4, 72331160), (5, 57864928), (8, 36165580), (10, 28932464), (11, 26302240), (16, 18082790), (20, 14466232), (22, 13151120), (32, 9041395), (40, 7233116), (43, 6728480), (44, 6575560), (55, 5260448), (80, 3616558), (86, 3364240), (88, 3287780), (110, 2630224), (160, 1808279), (172, 1682120), (176, 1643890), (215, 1345696), (220, 1315112), (344, 841060), (352, 821945), (430, 672848), (440, 657556), (473, 611680), (688, 420530), (860, 336424), (880, 328778), (946, 305840), (1376, 210265), (1720, 168212), (1760, 164389), (1892, 152920), (2365, 122336), (3440, 84106), (3784, 76460), (3823, 75680), (4730, 61168), (6880, 42053), (7568, 38230), (7646, 37840), (9460, 30584), (15136, 19115), (15292, 18920)]