85536780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{203659}}^1$

素因数の和:203678

約数の個数: 48

約数和(自身を含む): 273719040

約数和(自身を除く): 188182260

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, 203659, 407318, 610977, 814636, 1018295, 1221954, 1425613, 2036590, 2443908, 2851226, 3054885, 4073180, 4276839, 5702452, 6109770, 7128065, 8553678, 12219540, 14256130, 17107356, 21384195, 28512260, 42768390, 85536780]

約数ペア:

[(1, 85536780), (2, 42768390), (3, 28512260), (4, 21384195), (5, 17107356), (6, 14256130), (7, 12219540), (10, 8553678), (12, 7128065), (14, 6109770), (15, 5702452), (20, 4276839), (21, 4073180), (28, 3054885), (30, 2851226), (35, 2443908), (42, 2036590), (60, 1425613), (70, 1221954), (84, 1018295), (105, 814636), (140, 610977), (210, 407318), (420, 203659)]