213304760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2251}}^1$

素因数の和:2388

約数の個数: 64

約数和(自身を含む): 505889280

約数和(自身を除く): 292584520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 103, 115, 184, 206, 230, 412, 460, 515, 824, 920, 1030, 2060, 2251, 2369, 4120, 4502, 4738, 9004, 9476, 11255, 11845, 18008, 18952, 22510, 23690, 45020, 47380, 51773, 90040, 94760, 103546, 207092, 231853, 258865, 414184, 463706, 517730, 927412, 1035460, 1159265, 1854824, 2070920, 2318530, 4637060, 5332619, 9274120, 10665238, 21330476, 26663095, 42660952, 53326190, 106652380, 213304760]

約数ペア:

[(1, 213304760), (2, 106652380), (4, 53326190), (5, 42660952), (8, 26663095), (10, 21330476), (20, 10665238), (23, 9274120), (40, 5332619), (46, 4637060), (92, 2318530), (103, 2070920), (115, 1854824), (184, 1159265), (206, 1035460), (230, 927412), (412, 517730), (460, 463706), (515, 414184), (824, 258865), (920, 231853), (1030, 207092), (2060, 103546), (2251, 94760), (2369, 90040), (4120, 51773), (4502, 47380), (4738, 45020), (9004, 23690), (9476, 22510), (11255, 18952), (11845, 18008)]