2016160875

素因数分解:

$3^4\times 5^3\times {\mathrm{107}}^1\times {\mathrm{1861}}^1$

素因数の和:1995

約数の個数: 80

約数和(自身を含む): 3795888096

約数和(自身を除く): 1779727221

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 107, 125, 135, 225, 321, 375, 405, 535, 675, 963, 1125, 1605, 1861, 2025, 2675, 2889, 3375, 4815, 5583, 8025, 8667, 9305, 10125, 13375, 14445, 16749, 24075, 27915, 40125, 43335, 46525, 50247, 72225, 83745, 120375, 139575, 150741, 199127, 216675, 232625, 251235, 361125, 418725, 597381, 697875, 753705, 995635, 1083375, 1256175, 1792143, 2093625, 2986905, 3768525, 4978175, 5376429, 6280875, 8960715, 14934525, 16129287, 18842625, 24890875, 26882145, 44803575, 74672625, 80646435, 134410725, 224017875, 403232175, 672053625, 2016160875]

約数ペア:

[(1, 2016160875), (3, 672053625), (5, 403232175), (9, 224017875), (15, 134410725), (25, 80646435), (27, 74672625), (45, 44803575), (75, 26882145), (81, 24890875), (107, 18842625), (125, 16129287), (135, 14934525), (225, 8960715), (321, 6280875), (375, 5376429), (405, 4978175), (535, 3768525), (675, 2986905), (963, 2093625), (1125, 1792143), (1605, 1256175), (1861, 1083375), (2025, 995635), (2675, 753705), (2889, 697875), (3375, 597381), (4815, 418725), (5583, 361125), (8025, 251235), (8667, 232625), (9305, 216675), (10125, 199127), (13375, 150741), (14445, 139575), (16749, 120375), (24075, 83745), (27915, 72225), (40125, 50247), (43335, 46525)]