251197488

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:483

約数の個数: 120

約数和(自身を含む): 727411776

約数和(自身を除く): 476214288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 157, 164, 246, 271, 314, 328, 369, 471, 492, 542, 628, 656, 738, 813, 942, 984, 1084, 1256, 1413, 1476, 1626, 1884, 1968, 2168, 2439, 2512, 2826, 2952, 3252, 3768, 4336, 4878, 5652, 5904, 6437, 6504, 7536, 9756, 11111, 11304, 12874, 13008, 19311, 19512, 22222, 22608, 25748, 33333, 38622, 39024, 42547, 44444, 51496, 57933, 66666, 77244, 85094, 88888, 99999, 102992, 115866, 127641, 133332, 154488, 170188, 177776, 199998, 231732, 255282, 266664, 308976, 340376, 382923, 399996, 463464, 510564, 533328, 680752, 765846, 799992, 926928, 1021128, 1531692, 1599984, 1744427, 2042256, 3063384, 3488854, 5233281, 6126768, 6977708, 10466562, 13955416, 15699843, 20933124, 27910832, 31399686, 41866248, 62799372, 83732496, 125598744, 251197488]

約数ペア:

[(1, 251197488), (2, 125598744), (3, 83732496), (4, 62799372), (6, 41866248), (8, 31399686), (9, 27910832), (12, 20933124), (16, 15699843), (18, 13955416), (24, 10466562), (36, 6977708), (41, 6126768), (48, 5233281), (72, 3488854), (82, 3063384), (123, 2042256), (144, 1744427), (157, 1599984), (164, 1531692), (246, 1021128), (271, 926928), (314, 799992), (328, 765846), (369, 680752), (471, 533328), (492, 510564), (542, 463464), (628, 399996), (656, 382923), (738, 340376), (813, 308976), (942, 266664), (984, 255282), (1084, 231732), (1256, 199998), (1413, 177776), (1476, 170188), (1626, 154488), (1884, 133332), (1968, 127641), (2168, 115866), (2439, 102992), (2512, 99999), (2826, 88888), (2952, 85094), (3252, 77244), (3768, 66666), (4336, 57933), (4878, 51496), (5652, 44444), (5904, 42547), (6437, 39024), (6504, 38622), (7536, 33333), (9756, 25748), (11111, 22608), (11304, 22222), (12874, 19512), (13008, 19311)]