205110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 555984

約数和(自身を除く): 350874

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 53, 86, 90, 106, 129, 159, 215, 258, 265, 318, 387, 430, 477, 530, 645, 774, 795, 954, 1290, 1590, 1935, 2279, 2385, 3870, 4558, 4770, 6837, 11395, 13674, 20511, 22790, 34185, 41022, 68370, 102555, 205110]

約数ペア:

[(1, 205110), (2, 102555), (3, 68370), (5, 41022), (6, 34185), (9, 22790), (10, 20511), (15, 13674), (18, 11395), (30, 6837), (43, 4770), (45, 4558), (53, 3870), (86, 2385), (90, 2279), (106, 1935), (129, 1590), (159, 1290), (215, 954), (258, 795), (265, 774), (318, 645), (387, 530), (430, 477)]