261109728

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{82421}}^1$

素因数の和:82448

約数の個数: 72

約数和(自身を含む): 810043416

約数和(自身を除く): 548933688

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 82421, 164842, 247263, 329684, 494526, 659368, 741789, 906631, 989052, 1318736, 1483578, 1813262, 1978104, 2637472, 2719893, 2967156, 3626524, 3956208, 5439786, 5934312, 7253048, 7912416, 8159679, 10879572, 11868624, 14506096, 16319358, 21759144, 23737248, 29012192, 32638716, 43518288, 65277432, 87036576, 130554864, 261109728]

約数ペア:

[(1, 261109728), (2, 130554864), (3, 87036576), (4, 65277432), (6, 43518288), (8, 32638716), (9, 29012192), (11, 23737248), (12, 21759144), (16, 16319358), (18, 14506096), (22, 11868624), (24, 10879572), (32, 8159679), (33, 7912416), (36, 7253048), (44, 5934312), (48, 5439786), (66, 3956208), (72, 3626524), (88, 2967156), (96, 2719893), (99, 2637472), (132, 1978104), (144, 1813262), (176, 1483578), (198, 1318736), (264, 989052), (288, 906631), (352, 741789), (396, 659368), (528, 494526), (792, 329684), (1056, 247263), (1584, 164842), (3168, 82421)]