756140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 1983744

約数和(自身を除く): 1227604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 491, 770, 982, 1540, 1964, 2455, 3437, 4910, 5401, 6874, 9820, 10802, 13748, 17185, 21604, 27005, 34370, 37807, 54010, 68740, 75614, 108020, 151228, 189035, 378070, 756140]

約数ペア:

[(1, 756140), (2, 378070), (4, 189035), (5, 151228), (7, 108020), (10, 75614), (11, 68740), (14, 54010), (20, 37807), (22, 34370), (28, 27005), (35, 21604), (44, 17185), (55, 13748), (70, 10802), (77, 9820), (110, 6874), (140, 5401), (154, 4910), (220, 3437), (308, 2455), (385, 1964), (491, 1540), (770, 982)]