68491260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8849}}^1$

素因数の和:8907

約数の個数: 72

約数和(自身を含む): 212612400

約数和(自身を除く): 144121140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 8849, 17698, 26547, 35396, 44245, 53094, 79641, 88490, 106188, 132735, 159282, 176980, 265470, 318564, 380507, 398205, 530940, 761014, 796410, 1141521, 1522028, 1592820, 1902535, 2283042, 3424563, 3805070, 4566084, 5707605, 6849126, 7610140, 11415210, 13698252, 17122815, 22830420, 34245630, 68491260]

約数ペア:

[(1, 68491260), (2, 34245630), (3, 22830420), (4, 17122815), (5, 13698252), (6, 11415210), (9, 7610140), (10, 6849126), (12, 5707605), (15, 4566084), (18, 3805070), (20, 3424563), (30, 2283042), (36, 1902535), (43, 1592820), (45, 1522028), (60, 1141521), (86, 796410), (90, 761014), (129, 530940), (172, 398205), (180, 380507), (215, 318564), (258, 265470), (387, 176980), (430, 159282), (516, 132735), (645, 106188), (774, 88490), (860, 79641), (1290, 53094), (1548, 44245), (1935, 35396), (2580, 26547), (3870, 17698), (7740, 8849)]