257620224

素因数分解:

$2^8\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 728481600

約数和(自身を除く): 470861376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 43, 48, 58, 64, 86, 87, 96, 116, 128, 129, 172, 174, 192, 232, 256, 258, 269, 344, 348, 384, 464, 516, 538, 688, 696, 768, 807, 928, 1032, 1076, 1247, 1376, 1392, 1614, 1856, 2064, 2152, 2494, 2752, 2784, 3228, 3712, 3741, 4128, 4304, 4988, 5504, 5568, 6456, 7424, 7482, 7801, 8256, 8608, 9976, 11008, 11136, 11567, 12912, 14964, 15602, 16512, 17216, 19952, 22272, 23134, 23403, 25824, 29928, 31204, 33024, 34432, 34701, 39904, 46268, 46806, 51648, 59856, 62408, 68864, 69402, 79808, 92536, 93612, 103296, 119712, 124816, 138804, 159616, 185072, 187224, 206592, 239424, 249632, 277608, 319232, 335443, 370144, 374448, 478848, 499264, 555216, 670886, 740288, 748896, 957696, 998528, 1006329, 1110432, 1341772, 1480576, 1497792, 1997056, 2012658, 2220864, 2683544, 2961152, 2995584, 4025316, 4441728, 5367088, 5991168, 8050632, 8883456, 10734176, 16101264, 21468352, 32202528, 42936704, 64405056, 85873408, 128810112, 257620224]

約数ペア:

[(1, 257620224), (2, 128810112), (3, 85873408), (4, 64405056), (6, 42936704), (8, 32202528), (12, 21468352), (16, 16101264), (24, 10734176), (29, 8883456), (32, 8050632), (43, 5991168), (48, 5367088), (58, 4441728), (64, 4025316), (86, 2995584), (87, 2961152), (96, 2683544), (116, 2220864), (128, 2012658), (129, 1997056), (172, 1497792), (174, 1480576), (192, 1341772), (232, 1110432), (256, 1006329), (258, 998528), (269, 957696), (344, 748896), (348, 740288), (384, 670886), (464, 555216), (516, 499264), (538, 478848), (688, 374448), (696, 370144), (768, 335443), (807, 319232), (928, 277608), (1032, 249632), (1076, 239424), (1247, 206592), (1376, 187224), (1392, 185072), (1614, 159616), (1856, 138804), (2064, 124816), (2152, 119712), (2494, 103296), (2752, 93612), (2784, 92536), (3228, 79808), (3712, 69402), (3741, 68864), (4128, 62408), (4304, 59856), (4988, 51648), (5504, 46806), (5568, 46268), (6456, 39904), (7424, 34701), (7482, 34432), (7801, 33024), (8256, 31204), (8608, 29928), (9976, 25824), (11008, 23403), (11136, 23134), (11567, 22272), (12912, 19952), (14964, 17216), (15602, 16512)]