17897891280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{378551}}^1$

素因数の和:378764

約数の個数: 80

約数和(自身を含む): 55765252224

約数和(自身を除く): 37867360944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3152, 3940, 4728, 5910, 7880, 9456, 11820, 15760, 23640, 47280, 378551, 757102, 1135653, 1514204, 1892755, 2271306, 3028408, 3785510, 4542612, 5678265, 6056816, 7571020, 9085224, 11356530, 15142040, 18170448, 22713060, 30284080, 45426120, 74574547, 90852240, 149149094, 223723641, 298298188, 372872735, 447447282, 596596376, 745745470, 894894564, 1118618205, 1193192752, 1491490940, 1789789128, 2237236410, 2982981880, 3579578256, 4474472820, 5965963760, 8948945640, 17897891280]

約数ペア:

[(1, 17897891280), (2, 8948945640), (3, 5965963760), (4, 4474472820), (5, 3579578256), (6, 2982981880), (8, 2237236410), (10, 1789789128), (12, 1491490940), (15, 1193192752), (16, 1118618205), (20, 894894564), (24, 745745470), (30, 596596376), (40, 447447282), (48, 372872735), (60, 298298188), (80, 223723641), (120, 149149094), (197, 90852240), (240, 74574547), (394, 45426120), (591, 30284080), (788, 22713060), (985, 18170448), (1182, 15142040), (1576, 11356530), (1970, 9085224), (2364, 7571020), (2955, 6056816), (3152, 5678265), (3940, 4542612), (4728, 3785510), (5910, 3028408), (7880, 2271306), (9456, 1892755), (11820, 1514204), (15760, 1135653), (23640, 757102), (47280, 378551)]