138910310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2027}}^1$

素因数の和:2141

約数の個数: 64

約数和(自身を含む): 315394560

約数和(自身を除く): 176484250

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 89, 110, 154, 178, 385, 445, 623, 770, 890, 979, 1246, 1958, 2027, 3115, 4054, 4895, 6230, 6853, 9790, 10135, 13706, 14189, 20270, 22297, 28378, 34265, 44594, 68530, 70945, 111485, 141890, 156079, 180403, 222970, 312158, 360806, 780395, 902015, 1262821, 1560790, 1804030, 1984433, 2525642, 3968866, 6314105, 9922165, 12628210, 13891031, 19844330, 27782062, 69455155, 138910310]

約数ペア:

[(1, 138910310), (2, 69455155), (5, 27782062), (7, 19844330), (10, 13891031), (11, 12628210), (14, 9922165), (22, 6314105), (35, 3968866), (55, 2525642), (70, 1984433), (77, 1804030), (89, 1560790), (110, 1262821), (154, 902015), (178, 780395), (385, 360806), (445, 312158), (623, 222970), (770, 180403), (890, 156079), (979, 141890), (1246, 111485), (1958, 70945), (2027, 68530), (3115, 44594), (4054, 34265), (4895, 28378), (6230, 22297), (6853, 20270), (9790, 14189), (10135, 13706)]