305730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 823680

約数和(自身を除く): 517950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 79, 86, 90, 129, 158, 215, 237, 258, 387, 395, 430, 474, 645, 711, 774, 790, 1185, 1290, 1422, 1935, 2370, 3397, 3555, 3870, 6794, 7110, 10191, 16985, 20382, 30573, 33970, 50955, 61146, 101910, 152865, 305730]

約数ペア:

[(1, 305730), (2, 152865), (3, 101910), (5, 61146), (6, 50955), (9, 33970), (10, 30573), (15, 20382), (18, 16985), (30, 10191), (43, 7110), (45, 6794), (79, 3870), (86, 3555), (90, 3397), (129, 2370), (158, 1935), (215, 1422), (237, 1290), (258, 1185), (387, 790), (395, 774), (430, 711), (474, 645)]