157316240

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6323}}^1$

素因数の和:6647

約数の個数: 40

約数和(自身を含む): 366994368

約数和(自身を除く): 209678128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 3110, 4976, 6220, 6323, 12440, 12646, 24880, 25292, 31615, 50584, 63230, 101168, 126460, 252920, 505840, 1966453, 3932906, 7865812, 9832265, 15731624, 19664530, 31463248, 39329060, 78658120, 157316240]

約数ペア:

[(1, 157316240), (2, 78658120), (4, 39329060), (5, 31463248), (8, 19664530), (10, 15731624), (16, 9832265), (20, 7865812), (40, 3932906), (80, 1966453), (311, 505840), (622, 252920), (1244, 126460), (1555, 101168), (2488, 63230), (3110, 50584), (4976, 31615), (6220, 25292), (6323, 24880), (12440, 12646)]