55085580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 186810624

約数和(自身を除く): 131725044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 129, 132, 165, 172, 180, 198, 215, 220, 258, 330, 387, 396, 430, 473, 495, 516, 645, 647, 660, 774, 860, 946, 990, 1290, 1294, 1419, 1548, 1892, 1935, 1941, 1980, 2365, 2580, 2588, 2838, 3235, 3870, 3882, 4257, 4730, 5676, 5823, 6470, 7095, 7117, 7740, 7764, 8514, 9460, 9705, 11646, 12940, 14190, 14234, 17028, 19410, 21285, 21351, 23292, 27821, 28380, 28468, 29115, 35585, 38820, 42570, 42702, 55642, 58230, 64053, 71170, 83463, 85140, 85404, 106755, 111284, 116460, 128106, 139105, 142340, 166926, 213510, 250389, 256212, 278210, 306031, 320265, 333852, 417315, 427020, 500778, 556420, 612062, 640530, 834630, 918093, 1001556, 1224124, 1251945, 1281060, 1530155, 1669260, 1836186, 2503890, 2754279, 3060310, 3672372, 4590465, 5007780, 5508558, 6120620, 9180930, 11017116, 13771395, 18361860, 27542790, 55085580]

約数ペア:

[(1, 55085580), (2, 27542790), (3, 18361860), (4, 13771395), (5, 11017116), (6, 9180930), (9, 6120620), (10, 5508558), (11, 5007780), (12, 4590465), (15, 3672372), (18, 3060310), (20, 2754279), (22, 2503890), (30, 1836186), (33, 1669260), (36, 1530155), (43, 1281060), (44, 1251945), (45, 1224124), (55, 1001556), (60, 918093), (66, 834630), (86, 640530), (90, 612062), (99, 556420), (110, 500778), (129, 427020), (132, 417315), (165, 333852), (172, 320265), (180, 306031), (198, 278210), (215, 256212), (220, 250389), (258, 213510), (330, 166926), (387, 142340), (396, 139105), (430, 128106), (473, 116460), (495, 111284), (516, 106755), (645, 85404), (647, 85140), (660, 83463), (774, 71170), (860, 64053), (946, 58230), (990, 55642), (1290, 42702), (1294, 42570), (1419, 38820), (1548, 35585), (1892, 29115), (1935, 28468), (1941, 28380), (1980, 27821), (2365, 23292), (2580, 21351), (2588, 21285), (2838, 19410), (3235, 17028), (3870, 14234), (3882, 14190), (4257, 12940), (4730, 11646), (5676, 9705), (5823, 9460), (6470, 8514), (7095, 7764), (7117, 7740)]