9732780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 29811600

約数和(自身を除く): 20078820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 389, 417, 556, 695, 778, 834, 1167, 1251, 1390, 1556, 1668, 1945, 2085, 2334, 2502, 2780, 3501, 3890, 4170, 4668, 5004, 5835, 6255, 7002, 7780, 8340, 11670, 12510, 14004, 17505, 23340, 25020, 35010, 54071, 70020, 108142, 162213, 216284, 270355, 324426, 486639, 540710, 648852, 811065, 973278, 1081420, 1622130, 1946556, 2433195, 3244260, 4866390, 9732780]

約数ペア:

[(1, 9732780), (2, 4866390), (3, 3244260), (4, 2433195), (5, 1946556), (6, 1622130), (9, 1081420), (10, 973278), (12, 811065), (15, 648852), (18, 540710), (20, 486639), (30, 324426), (36, 270355), (45, 216284), (60, 162213), (90, 108142), (139, 70020), (180, 54071), (278, 35010), (389, 25020), (417, 23340), (556, 17505), (695, 14004), (778, 12510), (834, 11670), (1167, 8340), (1251, 7780), (1390, 7002), (1556, 6255), (1668, 5835), (1945, 5004), (2085, 4668), (2334, 4170), (2502, 3890), (2780, 3501)]