163581180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{389479}}^1$

素因数の和:389498

約数の個数: 48

約数和(自身を含む): 523461120

約数和(自身を除く): 359879940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 389479, 778958, 1168437, 1557916, 1947395, 2336874, 2726353, 3894790, 4673748, 5452706, 5842185, 7789580, 8179059, 10905412, 11684370, 13631765, 16358118, 23368740, 27263530, 32716236, 40895295, 54527060, 81790590, 163581180]

約数ペア:

[(1, 163581180), (2, 81790590), (3, 54527060), (4, 40895295), (5, 32716236), (6, 27263530), (7, 23368740), (10, 16358118), (12, 13631765), (14, 11684370), (15, 10905412), (20, 8179059), (21, 7789580), (28, 5842185), (30, 5452706), (35, 4673748), (42, 3894790), (60, 2726353), (70, 2336874), (84, 1947395), (105, 1557916), (140, 1168437), (210, 778958), (420, 389479)]