268766720

素因数分解:

$2^9\times 5^1\times {\mathrm{104987}}^1$

素因数の和:105010

約数の個数: 40

約数和(自身を含む): 644416344

約数和(自身を除く): 375649624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 104987, 209974, 419948, 524935, 839896, 1049870, 1679792, 2099740, 3359584, 4199480, 6719168, 8398960, 13438336, 16797920, 26876672, 33595840, 53753344, 67191680, 134383360, 268766720]

約数ペア:

[(1, 268766720), (2, 134383360), (4, 67191680), (5, 53753344), (8, 33595840), (10, 26876672), (16, 16797920), (20, 13438336), (32, 8398960), (40, 6719168), (64, 4199480), (80, 3359584), (128, 2099740), (160, 1679792), (256, 1049870), (320, 839896), (512, 524935), (640, 419948), (1280, 209974), (2560, 104987)]