138563320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2161}}^1$

素因数の和:2408

約数の個数: 64

約数和(自身を含む): 358027200

約数和(自身を除く): 219463880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1603, 1832, 2161, 2290, 3206, 4322, 4580, 6412, 8015, 8644, 9160, 10805, 12824, 15127, 16030, 17288, 21610, 30254, 32060, 43220, 60508, 64120, 75635, 86440, 121016, 151270, 302540, 494869, 605080, 989738, 1979476, 2474345, 3464083, 3958952, 4948690, 6928166, 9897380, 13856332, 17320415, 19794760, 27712664, 34640830, 69281660, 138563320]

約数ペア:

[(1, 138563320), (2, 69281660), (4, 34640830), (5, 27712664), (7, 19794760), (8, 17320415), (10, 13856332), (14, 9897380), (20, 6928166), (28, 4948690), (35, 3958952), (40, 3464083), (56, 2474345), (70, 1979476), (140, 989738), (229, 605080), (280, 494869), (458, 302540), (916, 151270), (1145, 121016), (1603, 86440), (1832, 75635), (2161, 64120), (2290, 60508), (3206, 43220), (4322, 32060), (4580, 30254), (6412, 21610), (8015, 17288), (8644, 16030), (9160, 15127), (10805, 12824)]