256461732

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{245653}}^1$

素因数の和:245692

約数の個数: 36

約数和(自身を含む): 670635420

約数和(自身を除く): 414173688

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 245653, 491306, 736959, 982612, 1473918, 2210877, 2947836, 4421754, 7123937, 8843508, 14247874, 21371811, 28495748, 42743622, 64115433, 85487244, 128230866, 256461732]

約数ペア:

[(1, 256461732), (2, 128230866), (3, 85487244), (4, 64115433), (6, 42743622), (9, 28495748), (12, 21371811), (18, 14247874), (29, 8843508), (36, 7123937), (58, 4421754), (87, 2947836), (116, 2210877), (174, 1473918), (261, 982612), (348, 736959), (522, 491306), (1044, 245653)]