257129136

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{599}}^1$

素因数の和:895

約数の個数: 120

約数和(自身を含む): 789235200

約数和(自身を除く): 532106064

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 271, 396, 528, 542, 599, 792, 813, 1084, 1198, 1584, 1626, 1797, 2168, 2396, 2439, 2981, 3252, 3594, 4336, 4792, 4878, 5391, 5962, 6504, 6589, 7188, 8943, 9584, 9756, 10782, 11924, 13008, 13178, 14376, 17886, 19512, 19767, 21564, 23848, 26356, 26829, 28752, 35772, 39024, 39534, 43128, 47696, 52712, 53658, 59301, 71544, 79068, 86256, 105424, 107316, 118602, 143088, 158136, 162329, 214632, 237204, 316272, 324658, 429264, 474408, 486987, 649316, 948816, 973974, 1298632, 1460961, 1785619, 1947948, 2597264, 2921922, 3571238, 3895896, 5356857, 5843844, 7142476, 7791792, 10713714, 11687688, 14284952, 16070571, 21427428, 23375376, 28569904, 32141142, 42854856, 64282284, 85709712, 128564568, 257129136]

約数ペア:

[(1, 257129136), (2, 128564568), (3, 85709712), (4, 64282284), (6, 42854856), (8, 32141142), (9, 28569904), (11, 23375376), (12, 21427428), (16, 16070571), (18, 14284952), (22, 11687688), (24, 10713714), (33, 7791792), (36, 7142476), (44, 5843844), (48, 5356857), (66, 3895896), (72, 3571238), (88, 2921922), (99, 2597264), (132, 1947948), (144, 1785619), (176, 1460961), (198, 1298632), (264, 973974), (271, 948816), (396, 649316), (528, 486987), (542, 474408), (599, 429264), (792, 324658), (813, 316272), (1084, 237204), (1198, 214632), (1584, 162329), (1626, 158136), (1797, 143088), (2168, 118602), (2396, 107316), (2439, 105424), (2981, 86256), (3252, 79068), (3594, 71544), (4336, 59301), (4792, 53658), (4878, 52712), (5391, 47696), (5962, 43128), (6504, 39534), (6589, 39024), (7188, 35772), (8943, 28752), (9584, 26829), (9756, 26356), (10782, 23848), (11924, 21564), (13008, 19767), (13178, 19512), (14376, 17886)]