183171420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7321}}^1$

素因数の和:7475

約数の個数: 72

約数和(自身を含む): 559693680

約数和(自身を除く): 376522260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 7321, 8340, 12510, 14642, 21963, 25020, 29284, 36605, 43926, 65889, 73210, 87852, 109815, 131778, 146420, 219630, 263556, 329445, 439260, 658890, 1017619, 1317780, 2035238, 3052857, 4070476, 5088095, 6105714, 9158571, 10176190, 12211428, 15264285, 18317142, 20352380, 30528570, 36634284, 45792855, 61057140, 91585710, 183171420]

約数ペア:

[(1, 183171420), (2, 91585710), (3, 61057140), (4, 45792855), (5, 36634284), (6, 30528570), (9, 20352380), (10, 18317142), (12, 15264285), (15, 12211428), (18, 10176190), (20, 9158571), (30, 6105714), (36, 5088095), (45, 4070476), (60, 3052857), (90, 2035238), (139, 1317780), (180, 1017619), (278, 658890), (417, 439260), (556, 329445), (695, 263556), (834, 219630), (1251, 146420), (1390, 131778), (1668, 109815), (2085, 87852), (2502, 73210), (2780, 65889), (4170, 43926), (5004, 36605), (6255, 29284), (7321, 25020), (8340, 21963), (12510, 14642)]