81276408

素因数分解:

$2^3\times 3^2\times {\mathrm{307}}^1\times {\mathrm{3677}}^1$

素因数の和:3996

約数の個数: 48

約数和(自身を含む): 220900680

約数和(自身を除く): 139624272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 307, 614, 921, 1228, 1842, 2456, 2763, 3677, 3684, 5526, 7354, 7368, 11031, 11052, 14708, 22062, 22104, 29416, 33093, 44124, 66186, 88248, 132372, 264744, 1128839, 2257678, 3386517, 4515356, 6773034, 9030712, 10159551, 13546068, 20319102, 27092136, 40638204, 81276408]

約数ペア:

[(1, 81276408), (2, 40638204), (3, 27092136), (4, 20319102), (6, 13546068), (8, 10159551), (9, 9030712), (12, 6773034), (18, 4515356), (24, 3386517), (36, 2257678), (72, 1128839), (307, 264744), (614, 132372), (921, 88248), (1228, 66186), (1842, 44124), (2456, 33093), (2763, 29416), (3677, 22104), (3684, 22062), (5526, 14708), (7354, 11052), (7368, 11031)]