209788416

素因数分解:

$2^9\times 3^2\times {\mathrm{53}}^1\times {\mathrm{859}}^1$

素因数の和:936

約数の個数: 120

約数和(自身を含む): 617605560

約数和(自身を除く): 407817144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 72, 96, 106, 128, 144, 159, 192, 212, 256, 288, 318, 384, 424, 477, 512, 576, 636, 768, 848, 859, 954, 1152, 1272, 1536, 1696, 1718, 1908, 2304, 2544, 2577, 3392, 3436, 3816, 4608, 5088, 5154, 6784, 6872, 7632, 7731, 10176, 10308, 13568, 13744, 15264, 15462, 20352, 20616, 27136, 27488, 30528, 30924, 40704, 41232, 45527, 54976, 61056, 61848, 81408, 82464, 91054, 109952, 122112, 123696, 136581, 164928, 182108, 219904, 244224, 247392, 273162, 329856, 364216, 409743, 439808, 494784, 546324, 659712, 728432, 819486, 989568, 1092648, 1319424, 1456864, 1638972, 1979136, 2185296, 2913728, 3277944, 3958272, 4370592, 5827456, 6555888, 8741184, 11654912, 13111776, 17482368, 23309824, 26223552, 34964736, 52447104, 69929472, 104894208, 209788416]

約数ペア:

[(1, 209788416), (2, 104894208), (3, 69929472), (4, 52447104), (6, 34964736), (8, 26223552), (9, 23309824), (12, 17482368), (16, 13111776), (18, 11654912), (24, 8741184), (32, 6555888), (36, 5827456), (48, 4370592), (53, 3958272), (64, 3277944), (72, 2913728), (96, 2185296), (106, 1979136), (128, 1638972), (144, 1456864), (159, 1319424), (192, 1092648), (212, 989568), (256, 819486), (288, 728432), (318, 659712), (384, 546324), (424, 494784), (477, 439808), (512, 409743), (576, 364216), (636, 329856), (768, 273162), (848, 247392), (859, 244224), (954, 219904), (1152, 182108), (1272, 164928), (1536, 136581), (1696, 123696), (1718, 122112), (1908, 109952), (2304, 91054), (2544, 82464), (2577, 81408), (3392, 61848), (3436, 61056), (3816, 54976), (4608, 45527), (5088, 41232), (5154, 40704), (6784, 30924), (6872, 30528), (7632, 27488), (7731, 27136), (10176, 20616), (10308, 20352), (13568, 15462), (13744, 15264)]