56782740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{135197}}^1$

素因数の和:135216

約数の個数: 48

約数和(自身を含む): 181706112

約数和(自身を除く): 124923372

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, 135197, 270394, 405591, 540788, 675985, 811182, 946379, 1351970, 1622364, 1892758, 2027955, 2703940, 2839137, 3785516, 4055910, 4731895, 5678274, 8111820, 9463790, 11356548, 14195685, 18927580, 28391370, 56782740]

約数ペア:

[(1, 56782740), (2, 28391370), (3, 18927580), (4, 14195685), (5, 11356548), (6, 9463790), (7, 8111820), (10, 5678274), (12, 4731895), (14, 4055910), (15, 3785516), (20, 2839137), (21, 2703940), (28, 2027955), (30, 1892758), (35, 1622364), (42, 1351970), (60, 946379), (70, 811182), (84, 675985), (105, 540788), (140, 405591), (210, 270394), (420, 135197)]