56724780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{135059}}^1$

素因数の和:135078

約数の個数: 48

約数和(自身を含む): 181520640

約数和(自身を除く): 124795860

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, 135059, 270118, 405177, 540236, 675295, 810354, 945413, 1350590, 1620708, 1890826, 2025885, 2701180, 2836239, 3781652, 4051770, 4727065, 5672478, 8103540, 9454130, 11344956, 14181195, 18908260, 28362390, 56724780]

約数ペア:

[(1, 56724780), (2, 28362390), (3, 18908260), (4, 14181195), (5, 11344956), (6, 9454130), (7, 8103540), (10, 5672478), (12, 4727065), (14, 4051770), (15, 3781652), (20, 2836239), (21, 2701180), (28, 2025885), (30, 1890826), (35, 1620708), (42, 1350590), (60, 945413), (70, 810354), (84, 675295), (105, 540236), (140, 405177), (210, 270118), (420, 135059)]