64280960

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2137}}^1$

素因数の和:2203

約数の個数: 64

約数和(自身を含む): 157014720

約数和(自身を除く): 92733760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 470, 640, 752, 940, 1504, 1880, 2137, 3008, 3760, 4274, 6016, 7520, 8548, 10685, 15040, 17096, 21370, 30080, 34192, 42740, 68384, 85480, 100439, 136768, 170960, 200878, 273536, 341920, 401756, 502195, 683840, 803512, 1004390, 1367680, 1607024, 2008780, 3214048, 4017560, 6428096, 8035120, 12856192, 16070240, 32140480, 64280960]

約数ペア:

[(1, 64280960), (2, 32140480), (4, 16070240), (5, 12856192), (8, 8035120), (10, 6428096), (16, 4017560), (20, 3214048), (32, 2008780), (40, 1607024), (47, 1367680), (64, 1004390), (80, 803512), (94, 683840), (128, 502195), (160, 401756), (188, 341920), (235, 273536), (320, 200878), (376, 170960), (470, 136768), (640, 100439), (752, 85480), (940, 68384), (1504, 42740), (1880, 34192), (2137, 30080), (3008, 21370), (3760, 17096), (4274, 15040), (6016, 10685), (7520, 8548)]