168156940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{4567}}^1$

素因数の和:4846

約数の個数: 48

約数和(自身を含む): 405199872

約数和(自身を除く): 237042932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2630, 3682, 4567, 5260, 7364, 9134, 9205, 18268, 18410, 22835, 31969, 36820, 45670, 63938, 91340, 127876, 159845, 319690, 639380, 1201121, 2402242, 4804484, 6005605, 8407847, 12011210, 16815694, 24022420, 33631388, 42039235, 84078470, 168156940]

約数ペア:

[(1, 168156940), (2, 84078470), (4, 42039235), (5, 33631388), (7, 24022420), (10, 16815694), (14, 12011210), (20, 8407847), (28, 6005605), (35, 4804484), (70, 2402242), (140, 1201121), (263, 639380), (526, 319690), (1052, 159845), (1315, 127876), (1841, 91340), (2630, 63938), (3682, 45670), (4567, 36820), (5260, 31969), (7364, 22835), (9134, 18410), (9205, 18268)]