220179968

素因数分解:

$2^9\times {\mathrm{199}}^1\times {\mathrm{2161}}^1$

素因数の和:2378

約数の個数: 40

約数和(自身を含む): 442345200

約数和(自身を除く): 222165232

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 512, 796, 1592, 2161, 3184, 4322, 6368, 8644, 12736, 17288, 25472, 34576, 50944, 69152, 101888, 138304, 276608, 430039, 553216, 860078, 1106432, 1720156, 3440312, 6880624, 13761248, 27522496, 55044992, 110089984, 220179968]

約数ペア:

[(1, 220179968), (2, 110089984), (4, 55044992), (8, 27522496), (16, 13761248), (32, 6880624), (64, 3440312), (128, 1720156), (199, 1106432), (256, 860078), (398, 553216), (512, 430039), (796, 276608), (1592, 138304), (2161, 101888), (3184, 69152), (4322, 50944), (6368, 34576), (8644, 25472), (12736, 17288)]