30258945

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 54912000

約数和(自身を除く): 24653055

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 109, 155, 199, 279, 327, 465, 545, 597, 981, 995, 1395, 1635, 1791, 2985, 3379, 4905, 6169, 8955, 10137, 16895, 18507, 21691, 30411, 30845, 50685, 55521, 65073, 92535, 108455, 152055, 195219, 277605, 325365, 672421, 976095, 2017263, 3362105, 6051789, 10086315, 30258945]

約数ペア:

[(1, 30258945), (3, 10086315), (5, 6051789), (9, 3362105), (15, 2017263), (31, 976095), (45, 672421), (93, 325365), (109, 277605), (155, 195219), (199, 152055), (279, 108455), (327, 92535), (465, 65073), (545, 55521), (597, 50685), (981, 30845), (995, 30411), (1395, 21691), (1635, 18507), (1791, 16895), (2985, 10137), (3379, 8955), (4905, 6169)]