260553315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{967}}^1$

素因数の和:1080

約数の個数: 64

約数和(自身を含む): 481738752

約数和(自身を除く): 221185437

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 71, 115, 165, 213, 253, 345, 355, 759, 781, 967, 1065, 1265, 1633, 2343, 2901, 3795, 3905, 4835, 4899, 8165, 10637, 11715, 14505, 17963, 22241, 24495, 31911, 53185, 53889, 66723, 68657, 89815, 111205, 159555, 205971, 244651, 269445, 333615, 343285, 733953, 755227, 1029855, 1223255, 1579111, 2265681, 3669765, 3776135, 4737333, 7895555, 11328405, 17370221, 23686665, 52110663, 86851105, 260553315]

約数ペア:

[(1, 260553315), (3, 86851105), (5, 52110663), (11, 23686665), (15, 17370221), (23, 11328405), (33, 7895555), (55, 4737333), (69, 3776135), (71, 3669765), (115, 2265681), (165, 1579111), (213, 1223255), (253, 1029855), (345, 755227), (355, 733953), (759, 343285), (781, 333615), (967, 269445), (1065, 244651), (1265, 205971), (1633, 159555), (2343, 111205), (2901, 89815), (3795, 68657), (3905, 66723), (4835, 53889), (4899, 53185), (8165, 31911), (10637, 24495), (11715, 22241), (14505, 17963)]