57540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 185472

約数和(自身を除く): 127932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 137, 140, 210, 274, 411, 420, 548, 685, 822, 959, 1370, 1644, 1918, 2055, 2740, 2877, 3836, 4110, 4795, 5754, 8220, 9590, 11508, 14385, 19180, 28770, 57540]

約数ペア:

[(1, 57540), (2, 28770), (3, 19180), (4, 14385), (5, 11508), (6, 9590), (7, 8220), (10, 5754), (12, 4795), (14, 4110), (15, 3836), (20, 2877), (21, 2740), (28, 2055), (30, 1918), (35, 1644), (42, 1370), (60, 959), (70, 822), (84, 685), (105, 548), (137, 420), (140, 411), (210, 274)]