204920664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21187}}^1$

素因数の和:21240

約数の個数: 64

約数和(自身を含む): 569533440

約数和(自身を除く): 364612776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 21187, 42374, 63561, 84748, 127122, 169496, 254244, 275431, 508488, 550862, 656797, 826293, 1101724, 1313594, 1652586, 1970391, 2203448, 2627188, 3305172, 3940782, 5254376, 6610344, 7881564, 8538361, 15763128, 17076722, 25615083, 34153444, 51230166, 68306888, 102460332, 204920664]

約数ペア:

[(1, 204920664), (2, 102460332), (3, 68306888), (4, 51230166), (6, 34153444), (8, 25615083), (12, 17076722), (13, 15763128), (24, 8538361), (26, 7881564), (31, 6610344), (39, 5254376), (52, 3940782), (62, 3305172), (78, 2627188), (93, 2203448), (104, 1970391), (124, 1652586), (156, 1313594), (186, 1101724), (248, 826293), (312, 656797), (372, 550862), (403, 508488), (744, 275431), (806, 254244), (1209, 169496), (1612, 127122), (2418, 84748), (3224, 63561), (4836, 42374), (9672, 21187)]