121705080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{144887}}^1$

素因数の和:144908

約数の個数: 64

約数和(自身を含む): 417277440

約数和(自身を除く): 295572360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 144887, 289774, 434661, 579548, 724435, 869322, 1014209, 1159096, 1448870, 1738644, 2028418, 2173305, 2897740, 3042627, 3477288, 4056836, 4346610, 5071045, 5795480, 6085254, 8113672, 8693220, 10142090, 12170508, 15213135, 17386440, 20284180, 24341016, 30426270, 40568360, 60852540, 121705080]

約数ペア:

[(1, 121705080), (2, 60852540), (3, 40568360), (4, 30426270), (5, 24341016), (6, 20284180), (7, 17386440), (8, 15213135), (10, 12170508), (12, 10142090), (14, 8693220), (15, 8113672), (20, 6085254), (21, 5795480), (24, 5071045), (28, 4346610), (30, 4056836), (35, 3477288), (40, 3042627), (42, 2897740), (56, 2173305), (60, 2028418), (70, 1738644), (84, 1448870), (105, 1159096), (120, 1014209), (140, 869322), (168, 724435), (210, 579548), (280, 434661), (420, 289774), (840, 144887)]