168372280

素因数分解:

$2^3\times 5^1\times {\mathrm{1823}}^1\times {\mathrm{2309}}^1$

素因数の和:4143

約数の個数: 32

約数和(自身を含む): 379209600

約数和(自身を除く): 210837320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1823, 2309, 3646, 4618, 7292, 9115, 9236, 11545, 14584, 18230, 18472, 23090, 36460, 46180, 72920, 92360, 4209307, 8418614, 16837228, 21046535, 33674456, 42093070, 84186140, 168372280]

約数ペア:

[(1, 168372280), (2, 84186140), (4, 42093070), (5, 33674456), (8, 21046535), (10, 16837228), (20, 8418614), (40, 4209307), (1823, 92360), (2309, 72920), (3646, 46180), (4618, 36460), (7292, 23090), (9115, 18472), (9236, 18230), (11545, 14584)]