154272640

素因数分解:

$2^7\times 5^1\times {\mathrm{241051}}^1$

素因数の和:241070

約数の個数: 32

約数和(自身を含む): 368809560

約数和(自身を除く): 214536920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 241051, 482102, 964204, 1205255, 1928408, 2410510, 3856816, 4821020, 7713632, 9642040, 15427264, 19284080, 30854528, 38568160, 77136320, 154272640]

約数ペア:

[(1, 154272640), (2, 77136320), (4, 38568160), (5, 30854528), (8, 19284080), (10, 15427264), (16, 9642040), (20, 7713632), (32, 4821020), (40, 3856816), (64, 2410510), (80, 1928408), (128, 1205255), (160, 964204), (320, 482102), (640, 241051)]