27123180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{64579}}^1$

素因数の和:64598

約数の個数: 48

約数和(自身を含む): 86795520

約数和(自身を除く): 59672340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 64579, 129158, 193737, 258316, 322895, 387474, 452053, 645790, 774948, 904106, 968685, 1291580, 1356159, 1808212, 1937370, 2260265, 2712318, 3874740, 4520530, 5424636, 6780795, 9041060, 13561590, 27123180]

約数ペア:

[(1, 27123180), (2, 13561590), (3, 9041060), (4, 6780795), (5, 5424636), (6, 4520530), (7, 3874740), (10, 2712318), (12, 2260265), (14, 1937370), (15, 1808212), (20, 1356159), (21, 1291580), (28, 968685), (30, 904106), (35, 774948), (42, 645790), (60, 452053), (70, 387474), (84, 322895), (105, 258316), (140, 193737), (210, 129158), (420, 64579)]