288085280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{257219}}^1$

素因数の和:257241

約数の個数: 48

約数和(自身を含む): 777833280

約数和(自身を除く): 489748000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 257219, 514438, 1028876, 1286095, 1800533, 2057752, 2572190, 3601066, 4115504, 5144380, 7202132, 8231008, 9002665, 10288760, 14404264, 18005330, 20577520, 28808528, 36010660, 41155040, 57617056, 72021320, 144042640, 288085280]

約数ペア:

[(1, 288085280), (2, 144042640), (4, 72021320), (5, 57617056), (7, 41155040), (8, 36010660), (10, 28808528), (14, 20577520), (16, 18005330), (20, 14404264), (28, 10288760), (32, 9002665), (35, 8231008), (40, 7202132), (56, 5144380), (70, 4115504), (80, 3601066), (112, 2572190), (140, 2057752), (160, 1800533), (224, 1286095), (280, 1028876), (560, 514438), (1120, 257219)]