181845580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:671

約数の個数: 96

約数和(自身を含む): 463680000

約数和(自身を除く): 281834420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 137, 140, 190, 266, 274, 380, 499, 532, 548, 665, 685, 959, 998, 1330, 1370, 1918, 1996, 2495, 2603, 2660, 2740, 3493, 3836, 4795, 4990, 5206, 6986, 9481, 9590, 9980, 10412, 13015, 13972, 17465, 18221, 18962, 19180, 26030, 34930, 36442, 37924, 47405, 52060, 66367, 68363, 69860, 72884, 91105, 94810, 132734, 136726, 182210, 189620, 265468, 273452, 331835, 341815, 364420, 478541, 663670, 683630, 957082, 1298897, 1327340, 1367260, 1914164, 2392705, 2597794, 4785410, 5195588, 6494485, 9092279, 9570820, 12988970, 18184558, 25977940, 36369116, 45461395, 90922790, 181845580]

約数ペア:

[(1, 181845580), (2, 90922790), (4, 45461395), (5, 36369116), (7, 25977940), (10, 18184558), (14, 12988970), (19, 9570820), (20, 9092279), (28, 6494485), (35, 5195588), (38, 4785410), (70, 2597794), (76, 2392705), (95, 1914164), (133, 1367260), (137, 1327340), (140, 1298897), (190, 957082), (266, 683630), (274, 663670), (380, 478541), (499, 364420), (532, 341815), (548, 331835), (665, 273452), (685, 265468), (959, 189620), (998, 182210), (1330, 136726), (1370, 132734), (1918, 94810), (1996, 91105), (2495, 72884), (2603, 69860), (2660, 68363), (2740, 66367), (3493, 52060), (3836, 47405), (4795, 37924), (4990, 36442), (5206, 34930), (6986, 26030), (9481, 19180), (9590, 18962), (9980, 18221), (10412, 17465), (13015, 13972)]