268424960

素因数分解:

$2^8\times 5^1\times {\mathrm{209707}}^1$

素因数の和:209728

約数の個数: 36

約数和(自身を含む): 642964728

約数和(自身を除く): 374539768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 209707, 419414, 838828, 1048535, 1677656, 2097070, 3355312, 4194140, 6710624, 8388280, 13421248, 16776560, 26842496, 33553120, 53684992, 67106240, 134212480, 268424960]

約数ペア:

[(1, 268424960), (2, 134212480), (4, 67106240), (5, 53684992), (8, 33553120), (10, 26842496), (16, 16776560), (20, 13421248), (32, 8388280), (40, 6710624), (64, 4194140), (80, 3355312), (128, 2097070), (160, 1677656), (256, 1048535), (320, 838828), (640, 419414), (1280, 209707)]