2557566984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{411449}}^1$

素因数の和:411502

約数の個数: 64

約数和(自身を含む): 7504848000

約数和(自身を除く): 4947281016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 6216, 411449, 822898, 1234347, 1645796, 2468694, 2880143, 3291592, 4937388, 5760286, 8640429, 9874776, 11520572, 15223613, 17280858, 23041144, 30447226, 34561716, 45670839, 60894452, 69123432, 91341678, 106565291, 121788904, 182683356, 213130582, 319695873, 365366712, 426261164, 639391746, 852522328, 1278783492, 2557566984]

約数ペア:

[(1, 2557566984), (2, 1278783492), (3, 852522328), (4, 639391746), (6, 426261164), (7, 365366712), (8, 319695873), (12, 213130582), (14, 182683356), (21, 121788904), (24, 106565291), (28, 91341678), (37, 69123432), (42, 60894452), (56, 45670839), (74, 34561716), (84, 30447226), (111, 23041144), (148, 17280858), (168, 15223613), (222, 11520572), (259, 9874776), (296, 8640429), (444, 5760286), (518, 4937388), (777, 3291592), (888, 2880143), (1036, 2468694), (1554, 1645796), (2072, 1234347), (3108, 822898), (6216, 411449)]