398837280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{830911}}^1$

素因数の和:830929

約数の個数: 48

約数和(自身を含む): 1256338944

約数和(自身を除く): 857501664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 830911, 1661822, 2492733, 3323644, 4154555, 4985466, 6647288, 8309110, 9970932, 12463665, 13294576, 16618220, 19941864, 24927330, 26589152, 33236440, 39883728, 49854660, 66472880, 79767456, 99709320, 132945760, 199418640, 398837280]

約数ペア:

[(1, 398837280), (2, 199418640), (3, 132945760), (4, 99709320), (5, 79767456), (6, 66472880), (8, 49854660), (10, 39883728), (12, 33236440), (15, 26589152), (16, 24927330), (20, 19941864), (24, 16618220), (30, 13294576), (32, 12463665), (40, 9970932), (48, 8309110), (60, 6647288), (80, 4985466), (96, 4154555), (120, 3323644), (160, 2492733), (240, 1661822), (480, 830911)]