90787920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{378283}}^1$

素因数の和:378299

約数の個数: 40

約数和(自身を含む): 281443296

約数和(自身を除く): 190655376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 378283, 756566, 1134849, 1513132, 1891415, 2269698, 3026264, 3782830, 4539396, 5674245, 6052528, 7565660, 9078792, 11348490, 15131320, 18157584, 22696980, 30262640, 45393960, 90787920]

約数ペア:

[(1, 90787920), (2, 45393960), (3, 30262640), (4, 22696980), (5, 18157584), (6, 15131320), (8, 11348490), (10, 9078792), (12, 7565660), (15, 6052528), (16, 5674245), (20, 4539396), (24, 3782830), (30, 3026264), (40, 2269698), (48, 1891415), (60, 1513132), (80, 1134849), (120, 756566), (240, 378283)]