68780418

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1759}}^1$

素因数の和:1804

約数の個数: 64

約数和(自身を含む): 168960000

約数和(自身を除く): 100179582

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 343, 399, 686, 798, 931, 1029, 1759, 1862, 2058, 2793, 3518, 5277, 5586, 6517, 10554, 12313, 13034, 19551, 24626, 33421, 36939, 39102, 66842, 73878, 86191, 100263, 172382, 200526, 233947, 258573, 467894, 517146, 603337, 701841, 1206674, 1403682, 1637629, 1810011, 3275258, 3620022, 4912887, 9825774, 11463403, 22926806, 34390209, 68780418]

約数ペア:

[(1, 68780418), (2, 34390209), (3, 22926806), (6, 11463403), (7, 9825774), (14, 4912887), (19, 3620022), (21, 3275258), (38, 1810011), (42, 1637629), (49, 1403682), (57, 1206674), (98, 701841), (114, 603337), (133, 517146), (147, 467894), (266, 258573), (294, 233947), (343, 200526), (399, 172382), (686, 100263), (798, 86191), (931, 73878), (1029, 66842), (1759, 39102), (1862, 36939), (2058, 33421), (2793, 24626), (3518, 19551), (5277, 13034), (5586, 12313), (6517, 10554)]