128969120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{115151}}^1$

素因数の和:115173

約数の個数: 48

約数和(自身を含む): 348219648

約数和(自身を除く): 219250528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 115151, 230302, 460604, 575755, 806057, 921208, 1151510, 1612114, 1842416, 2303020, 3224228, 3684832, 4030285, 4606040, 6448456, 8060570, 9212080, 12896912, 16121140, 18424160, 25793824, 32242280, 64484560, 128969120]

約数ペア:

[(1, 128969120), (2, 64484560), (4, 32242280), (5, 25793824), (7, 18424160), (8, 16121140), (10, 12896912), (14, 9212080), (16, 8060570), (20, 6448456), (28, 4606040), (32, 4030285), (35, 3684832), (40, 3224228), (56, 2303020), (70, 1842416), (80, 1612114), (112, 1151510), (140, 921208), (160, 806057), (224, 575755), (280, 460604), (560, 230302), (1120, 115151)]