1288755080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{4241}}^1$

素因数の和:4430

約数の個数: 64

約数和(自身を含む): 2968721280

約数和(自身を除く): 1679966200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 107, 142, 214, 284, 355, 428, 535, 568, 710, 856, 1070, 1420, 2140, 2840, 4241, 4280, 7597, 8482, 15194, 16964, 21205, 30388, 33928, 37985, 42410, 60776, 75970, 84820, 151940, 169640, 301111, 303880, 453787, 602222, 907574, 1204444, 1505555, 1815148, 2268935, 2408888, 3011110, 3630296, 4537870, 6022220, 9075740, 12044440, 18151480, 32218877, 64437754, 128875508, 161094385, 257751016, 322188770, 644377540, 1288755080]

約数ペア:

[(1, 1288755080), (2, 644377540), (4, 322188770), (5, 257751016), (8, 161094385), (10, 128875508), (20, 64437754), (40, 32218877), (71, 18151480), (107, 12044440), (142, 9075740), (214, 6022220), (284, 4537870), (355, 3630296), (428, 3011110), (535, 2408888), (568, 2268935), (710, 1815148), (856, 1505555), (1070, 1204444), (1420, 907574), (2140, 602222), (2840, 453787), (4241, 303880), (4280, 301111), (7597, 169640), (8482, 151940), (15194, 84820), (16964, 75970), (21205, 60776), (30388, 42410), (33928, 37985)]