134808320

素因数分解:

$2^8\times 5^1\times {\mathrm{105319}}^1$

素因数の和:105340

約数の個数: 36

約数和(自身を含む): 322911120

約数和(自身を除く): 188102800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 105319, 210638, 421276, 526595, 842552, 1053190, 1685104, 2106380, 3370208, 4212760, 6740416, 8425520, 13480832, 16851040, 26961664, 33702080, 67404160, 134808320]

約数ペア:

[(1, 134808320), (2, 67404160), (4, 33702080), (5, 26961664), (8, 16851040), (10, 13480832), (16, 8425520), (20, 6740416), (32, 4212760), (40, 3370208), (64, 2106380), (80, 1685104), (128, 1053190), (160, 842552), (256, 526595), (320, 421276), (640, 210638), (1280, 105319)]