2148720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1279}}^1$

素因数の和:1302

約数の個数: 80

約数和(自身を含む): 7618560

約数和(自身を除く): 5469840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1279, 1680, 2558, 3837, 5116, 6395, 7674, 8953, 10232, 12790, 15348, 17906, 19185, 20464, 25580, 26859, 30696, 35812, 38370, 44765, 51160, 53718, 61392, 71624, 76740, 89530, 102320, 107436, 134295, 143248, 153480, 179060, 214872, 268590, 306960, 358120, 429744, 537180, 716240, 1074360, 2148720]

約数ペア:

[(1, 2148720), (2, 1074360), (3, 716240), (4, 537180), (5, 429744), (6, 358120), (7, 306960), (8, 268590), (10, 214872), (12, 179060), (14, 153480), (15, 143248), (16, 134295), (20, 107436), (21, 102320), (24, 89530), (28, 76740), (30, 71624), (35, 61392), (40, 53718), (42, 51160), (48, 44765), (56, 38370), (60, 35812), (70, 30696), (80, 26859), (84, 25580), (105, 20464), (112, 19185), (120, 17906), (140, 15348), (168, 12790), (210, 10232), (240, 8953), (280, 7674), (336, 6395), (420, 5116), (560, 3837), (840, 2558), (1279, 1680)]