217996016

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1637}}^1$

素因数の和:1722

約数の個数: 80

約数和(自身を含む): 511842240

約数和(自身を除く): 293846224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 41, 56, 58, 82, 112, 116, 164, 203, 232, 287, 328, 406, 464, 574, 656, 812, 1148, 1189, 1624, 1637, 2296, 2378, 3248, 3274, 4592, 4756, 6548, 8323, 9512, 11459, 13096, 16646, 19024, 22918, 26192, 33292, 45836, 47473, 66584, 67117, 91672, 94946, 133168, 134234, 183344, 189892, 268468, 332311, 379784, 469819, 536936, 664622, 759568, 939638, 1073872, 1329244, 1879276, 1946393, 2658488, 3758552, 3892786, 5316976, 7517104, 7785572, 13624751, 15571144, 27249502, 31142288, 54499004, 108998008, 217996016]

約数ペア:

[(1, 217996016), (2, 108998008), (4, 54499004), (7, 31142288), (8, 27249502), (14, 15571144), (16, 13624751), (28, 7785572), (29, 7517104), (41, 5316976), (56, 3892786), (58, 3758552), (82, 2658488), (112, 1946393), (116, 1879276), (164, 1329244), (203, 1073872), (232, 939638), (287, 759568), (328, 664622), (406, 536936), (464, 469819), (574, 379784), (656, 332311), (812, 268468), (1148, 189892), (1189, 183344), (1624, 134234), (1637, 133168), (2296, 94946), (2378, 91672), (3248, 67117), (3274, 66584), (4592, 47473), (4756, 45836), (6548, 33292), (8323, 26192), (9512, 22918), (11459, 19024), (13096, 16646)]