261655528.0000000000

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{243631}}^1$

素因数の和:243708

約数の個数: 64

約数和(自身を含む): 7250488320

約数和(自身を除く): 4753757832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 2562, 3416, 5124, 10248, 243631, 487262, 730893, 974524, 1461786, 1705417, 1949048, 2923572, 3410834, 5116251, 5847144, 6821668, 10232502, 13643336, 14861491, 20465004, 29722982, 40930008, 44584473, 59445964, 89168946, 104030437, 118891928, 178337892, 208060874, 312091311, 356675784, 416121748, 624182622, 832243496, 1248365244, 2496730488]

約数ペア:

[(1, 2496730488), (2, 1248365244), (3, 832243496), (4, 624182622), (6, 416121748), (7, 356675784), (8, 312091311), (12, 208060874), (14, 178337892), (21, 118891928), (24, 104030437), (28, 89168946), (42, 59445964), (56, 44584473), (61, 40930008), (84, 29722982), (122, 20465004), (168, 14861491), (183, 13643336), (244, 10232502), (366, 6821668), (427, 5847144), (488, 5116251), (732, 3410834), (854, 2923572), (1281, 1949048), (1464, 1705417), (1708, 1461786), (2562, 974524), (3416, 730893), (5124, 487262), (10248, 243631)]