261681570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11677}}^1$

素因数の和:11776

約数の個数: 64

約数和(自身を含む): 706285440

約数和(自身を除く): 444603870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 83, 90, 135, 166, 249, 270, 415, 498, 747, 830, 1245, 1494, 2241, 2490, 3735, 4482, 7470, 11205, 11677, 22410, 23354, 35031, 58385, 70062, 105093, 116770, 175155, 210186, 315279, 350310, 525465, 630558, 969191, 1050930, 1576395, 1938382, 2907573, 3152790, 4845955, 5815146, 8722719, 9691910, 14537865, 17445438, 26168157, 29075730, 43613595, 52336314, 87227190, 130840785, 261681570]

約数ペア:

[(1, 261681570), (2, 130840785), (3, 87227190), (5, 52336314), (6, 43613595), (9, 29075730), (10, 26168157), (15, 17445438), (18, 14537865), (27, 9691910), (30, 8722719), (45, 5815146), (54, 4845955), (83, 3152790), (90, 2907573), (135, 1938382), (166, 1576395), (249, 1050930), (270, 969191), (415, 630558), (498, 525465), (747, 350310), (830, 315279), (1245, 210186), (1494, 175155), (2241, 116770), (2490, 105093), (3735, 70062), (4482, 58385), (7470, 35031), (11205, 23354), (11677, 22410)]