254712216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 716636160

約数和(自身を除く): 461923944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 107, 127, 132, 142, 213, 214, 254, 264, 284, 321, 381, 426, 428, 508, 568, 642, 762, 781, 852, 856, 1016, 1177, 1284, 1397, 1524, 1562, 1704, 2343, 2354, 2568, 2794, 3048, 3124, 3531, 4191, 4686, 4708, 5588, 6248, 7062, 7597, 8382, 9017, 9372, 9416, 11176, 13589, 14124, 15194, 16764, 18034, 18744, 22791, 27051, 27178, 28248, 30388, 33528, 36068, 40767, 45582, 54102, 54356, 60776, 72136, 81534, 83567, 91164, 99187, 108204, 108712, 149479, 163068, 167134, 182328, 198374, 216408, 250701, 297561, 298958, 326136, 334268, 396748, 448437, 501402, 595122, 597916, 668536, 793496, 896874, 964819, 1002804, 1190244, 1195832, 1793748, 1929638, 2005608, 2380488, 2894457, 3587496, 3859276, 5788914, 7718552, 10613009, 11577828, 21226018, 23155656, 31839027, 42452036, 63678054, 84904072, 127356108, 254712216]

約数ペア:

[(1, 254712216), (2, 127356108), (3, 84904072), (4, 63678054), (6, 42452036), (8, 31839027), (11, 23155656), (12, 21226018), (22, 11577828), (24, 10613009), (33, 7718552), (44, 5788914), (66, 3859276), (71, 3587496), (88, 2894457), (107, 2380488), (127, 2005608), (132, 1929638), (142, 1793748), (213, 1195832), (214, 1190244), (254, 1002804), (264, 964819), (284, 896874), (321, 793496), (381, 668536), (426, 597916), (428, 595122), (508, 501402), (568, 448437), (642, 396748), (762, 334268), (781, 326136), (852, 298958), (856, 297561), (1016, 250701), (1177, 216408), (1284, 198374), (1397, 182328), (1524, 167134), (1562, 163068), (1704, 149479), (2343, 108712), (2354, 108204), (2568, 99187), (2794, 91164), (3048, 83567), (3124, 81534), (3531, 72136), (4191, 60776), (4686, 54356), (4708, 54102), (5588, 45582), (6248, 40767), (7062, 36068), (7597, 33528), (8382, 30388), (9017, 28248), (9372, 27178), (9416, 27051), (11176, 22791), (13589, 18744), (14124, 18034), (15194, 16764)]