143685920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{128291}}^1$

素因数の和:128313

約数の個数: 48

約数和(自身を含む): 387955008

約数和(自身を除く): 244269088

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, 128291, 256582, 513164, 641455, 898037, 1026328, 1282910, 1796074, 2052656, 2565820, 3592148, 4105312, 4490185, 5131640, 7184296, 8980370, 10263280, 14368592, 17960740, 20526560, 28737184, 35921480, 71842960, 143685920]

約数ペア:

[(1, 143685920), (2, 71842960), (4, 35921480), (5, 28737184), (7, 20526560), (8, 17960740), (10, 14368592), (14, 10263280), (16, 8980370), (20, 7184296), (28, 5131640), (32, 4490185), (35, 4105312), (40, 3592148), (56, 2565820), (70, 2052656), (80, 1796074), (112, 1282910), (140, 1026328), (160, 898037), (224, 641455), (280, 513164), (560, 256582), (1120, 128291)]