168254120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{823}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 400464000

約数和(自身を除く): 232209880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 269, 380, 538, 760, 823, 1076, 1345, 1646, 2152, 2690, 3292, 4115, 5111, 5380, 6584, 8230, 10222, 10760, 15637, 16460, 20444, 25555, 31274, 32920, 40888, 51110, 62548, 78185, 102220, 125096, 156370, 204440, 221387, 312740, 442774, 625480, 885548, 1106935, 1771096, 2213870, 4206353, 4427740, 8412706, 8855480, 16825412, 21031765, 33650824, 42063530, 84127060, 168254120]

約数ペア:

[(1, 168254120), (2, 84127060), (4, 42063530), (5, 33650824), (8, 21031765), (10, 16825412), (19, 8855480), (20, 8412706), (38, 4427740), (40, 4206353), (76, 2213870), (95, 1771096), (152, 1106935), (190, 885548), (269, 625480), (380, 442774), (538, 312740), (760, 221387), (823, 204440), (1076, 156370), (1345, 125096), (1646, 102220), (2152, 78185), (2690, 62548), (3292, 51110), (4115, 40888), (5111, 32920), (5380, 31274), (6584, 25555), (8230, 20444), (10222, 16460), (10760, 15637)]