168248740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{2843}}^1$

素因数の和:3132

約数の個数: 48

約数和(自身を含む): 387011520

約数和(自身を除く): 218762780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 538, 1076, 1345, 2690, 2843, 2959, 5380, 5686, 5918, 11372, 11836, 14215, 14795, 28430, 29590, 31273, 56860, 59180, 62546, 125092, 156365, 312730, 625460, 764767, 1529534, 3059068, 3823835, 7647670, 8412437, 15295340, 16824874, 33649748, 42062185, 84124370, 168248740]

約数ペア:

[(1, 168248740), (2, 84124370), (4, 42062185), (5, 33649748), (10, 16824874), (11, 15295340), (20, 8412437), (22, 7647670), (44, 3823835), (55, 3059068), (110, 1529534), (220, 764767), (269, 625460), (538, 312730), (1076, 156365), (1345, 125092), (2690, 62546), (2843, 59180), (2959, 56860), (5380, 31273), (5686, 29590), (5918, 28430), (11372, 14795), (11836, 14215)]