871305960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1279}}^1$

素因数の和:2111

約数の個数: 128

約数和(自身を含む): 2993356800

約数和(自身を除く): 2122050840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 811, 840, 1279, 1622, 2433, 2558, 3244, 3837, 4055, 4866, 5116, 5677, 6395, 6488, 7674, 8110, 8953, 9732, 10232, 11354, 12165, 12790, 15348, 16220, 17031, 17906, 19185, 19464, 22708, 24330, 25580, 26859, 28385, 30696, 32440, 34062, 35812, 38370, 44765, 45416, 48660, 51160, 53718, 56770, 68124, 71624, 76740, 85155, 89530, 97320, 107436, 113540, 134295, 136248, 153480, 170310, 179060, 214872, 227080, 268590, 340620, 358120, 537180, 681240, 1037269, 1074360, 2074538, 3111807, 4149076, 5186345, 6223614, 7260883, 8298152, 10372690, 12447228, 14521766, 15559035, 20745380, 21782649, 24894456, 29043532, 31118070, 36304415, 41490760, 43565298, 58087064, 62236140, 72608830, 87130596, 108913245, 124472280, 145217660, 174261192, 217826490, 290435320, 435652980, 871305960]

約数ペア:

[(1, 871305960), (2, 435652980), (3, 290435320), (4, 217826490), (5, 174261192), (6, 145217660), (7, 124472280), (8, 108913245), (10, 87130596), (12, 72608830), (14, 62236140), (15, 58087064), (20, 43565298), (21, 41490760), (24, 36304415), (28, 31118070), (30, 29043532), (35, 24894456), (40, 21782649), (42, 20745380), (56, 15559035), (60, 14521766), (70, 12447228), (84, 10372690), (105, 8298152), (120, 7260883), (140, 6223614), (168, 5186345), (210, 4149076), (280, 3111807), (420, 2074538), (811, 1074360), (840, 1037269), (1279, 681240), (1622, 537180), (2433, 358120), (2558, 340620), (3244, 268590), (3837, 227080), (4055, 214872), (4866, 179060), (5116, 170310), (5677, 153480), (6395, 136248), (6488, 134295), (7674, 113540), (8110, 107436), (8953, 97320), (9732, 89530), (10232, 85155), (11354, 76740), (12165, 71624), (12790, 68124), (15348, 56770), (16220, 53718), (17031, 51160), (17906, 48660), (19185, 45416), (19464, 44765), (22708, 38370), (24330, 35812), (25580, 34062), (26859, 32440), (28385, 30696)]