129856160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 371081088

約数和(自身を除く): 241224928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 71, 80, 92, 112, 115, 140, 142, 160, 161, 184, 224, 230, 280, 284, 322, 355, 368, 460, 497, 560, 568, 644, 710, 736, 805, 920, 994, 1120, 1136, 1288, 1420, 1610, 1633, 1840, 1988, 2272, 2485, 2576, 2840, 3220, 3266, 3680, 3976, 4970, 5041, 5152, 5680, 6440, 6532, 7952, 8165, 9940, 10082, 11360, 11431, 12880, 13064, 15904, 16330, 19880, 20164, 22862, 25205, 25760, 26128, 32660, 35287, 39760, 40328, 45724, 50410, 52256, 57155, 65320, 70574, 79520, 80656, 91448, 100820, 114310, 115943, 130640, 141148, 161312, 176435, 182896, 201640, 228620, 231886, 261280, 282296, 352870, 365792, 403280, 457240, 463772, 564592, 579715, 705740, 806560, 811601, 914480, 927544, 1129184, 1159430, 1411480, 1623202, 1828960, 1855088, 2318860, 2822960, 3246404, 3710176, 4058005, 4637720, 5645920, 6492808, 8116010, 9275440, 12985616, 16232020, 18550880, 25971232, 32464040, 64928080, 129856160]

約数ペア:

[(1, 129856160), (2, 64928080), (4, 32464040), (5, 25971232), (7, 18550880), (8, 16232020), (10, 12985616), (14, 9275440), (16, 8116010), (20, 6492808), (23, 5645920), (28, 4637720), (32, 4058005), (35, 3710176), (40, 3246404), (46, 2822960), (56, 2318860), (70, 1855088), (71, 1828960), (80, 1623202), (92, 1411480), (112, 1159430), (115, 1129184), (140, 927544), (142, 914480), (160, 811601), (161, 806560), (184, 705740), (224, 579715), (230, 564592), (280, 463772), (284, 457240), (322, 403280), (355, 365792), (368, 352870), (460, 282296), (497, 261280), (560, 231886), (568, 228620), (644, 201640), (710, 182896), (736, 176435), (805, 161312), (920, 141148), (994, 130640), (1120, 115943), (1136, 114310), (1288, 100820), (1420, 91448), (1610, 80656), (1633, 79520), (1840, 70574), (1988, 65320), (2272, 57155), (2485, 52256), (2576, 50410), (2840, 45724), (3220, 40328), (3266, 39760), (3680, 35287), (3976, 32660), (4970, 26128), (5041, 25760), (5152, 25205), (5680, 22862), (6440, 20164), (6532, 19880), (7952, 16330), (8165, 15904), (9940, 13064), (10082, 12880), (11360, 11431)]