332972720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{499}}^1$

素因数の和:970

約数の個数: 80

約数和(自身を含む): 818400000

約数和(自身を除く): 485427280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 439, 499, 760, 878, 998, 1520, 1756, 1996, 2195, 2495, 3512, 3992, 4390, 4990, 7024, 7984, 8341, 8780, 9481, 9980, 16682, 17560, 18962, 19960, 33364, 35120, 37924, 39920, 41705, 47405, 66728, 75848, 83410, 94810, 133456, 151696, 166820, 189620, 219061, 333640, 379240, 438122, 667280, 758480, 876244, 1095305, 1752488, 2190610, 3504976, 4162159, 4381220, 8324318, 8762440, 16648636, 17524880, 20810795, 33297272, 41621590, 66594544, 83243180, 166486360, 332972720]

約数ペア:

[(1, 332972720), (2, 166486360), (4, 83243180), (5, 66594544), (8, 41621590), (10, 33297272), (16, 20810795), (19, 17524880), (20, 16648636), (38, 8762440), (40, 8324318), (76, 4381220), (80, 4162159), (95, 3504976), (152, 2190610), (190, 1752488), (304, 1095305), (380, 876244), (439, 758480), (499, 667280), (760, 438122), (878, 379240), (998, 333640), (1520, 219061), (1756, 189620), (1996, 166820), (2195, 151696), (2495, 133456), (3512, 94810), (3992, 83410), (4390, 75848), (4990, 66728), (7024, 47405), (7984, 41705), (8341, 39920), (8780, 37924), (9481, 35120), (9980, 33364), (16682, 19960), (17560, 18962)]