66657780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{52903}}^1$

素因数の和:52925

約数の個数: 72

約数和(自身を含む): 231084672

約数和(自身を除く): 164426892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 52903, 105806, 158709, 211612, 264515, 317418, 370321, 476127, 529030, 634836, 740642, 793545, 952254, 1058060, 1110963, 1481284, 1587090, 1851605, 1904508, 2221926, 2380635, 3174180, 3332889, 3703210, 4443852, 4761270, 5554815, 6665778, 7406420, 9522540, 11109630, 13331556, 16664445, 22219260, 33328890, 66657780]

約数ペア:

[(1, 66657780), (2, 33328890), (3, 22219260), (4, 16664445), (5, 13331556), (6, 11109630), (7, 9522540), (9, 7406420), (10, 6665778), (12, 5554815), (14, 4761270), (15, 4443852), (18, 3703210), (20, 3332889), (21, 3174180), (28, 2380635), (30, 2221926), (35, 1904508), (36, 1851605), (42, 1587090), (45, 1481284), (60, 1110963), (63, 1058060), (70, 952254), (84, 793545), (90, 740642), (105, 634836), (126, 529030), (140, 476127), (180, 370321), (210, 317418), (252, 264515), (315, 211612), (420, 158709), (630, 105806), (1260, 52903)]