68413860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8839}}^1$

素因数の和:8897

約数の個数: 72

約数和(自身を含む): 212372160

約数和(自身を除く): 143958300

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, 8839, 17678, 26517, 35356, 44195, 53034, 79551, 88390, 106068, 132585, 159102, 176780, 265170, 318204, 380077, 397755, 530340, 760154, 795510, 1140231, 1520308, 1591020, 1900385, 2280462, 3420693, 3800770, 4560924, 5701155, 6841386, 7601540, 11402310, 13682772, 17103465, 22804620, 34206930, 68413860]

約数ペア:

[(1, 68413860), (2, 34206930), (3, 22804620), (4, 17103465), (5, 13682772), (6, 11402310), (9, 7601540), (10, 6841386), (12, 5701155), (15, 4560924), (18, 3800770), (20, 3420693), (30, 2280462), (36, 1900385), (43, 1591020), (45, 1520308), (60, 1140231), (86, 795510), (90, 760154), (129, 530340), (172, 397755), (180, 380077), (215, 318204), (258, 265170), (387, 176780), (430, 159102), (516, 132585), (645, 106068), (774, 88390), (860, 79551), (1290, 53034), (1548, 44195), (1935, 35356), (2580, 26517), (3870, 17678), (7740, 8839)]