217388616

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 590976000

約数和(自身を除く): 373587384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 37, 53, 62, 74, 93, 106, 111, 124, 148, 149, 159, 186, 212, 222, 248, 296, 298, 318, 372, 424, 444, 447, 596, 636, 744, 888, 894, 1147, 1192, 1272, 1643, 1788, 1961, 2294, 3286, 3441, 3576, 3922, 4588, 4619, 4929, 5513, 5883, 6572, 6882, 7844, 7897, 9176, 9238, 9858, 11026, 11766, 13144, 13764, 13857, 15688, 15794, 16539, 18476, 19716, 22052, 23532, 23691, 27528, 27714, 31588, 33078, 36952, 39432, 44104, 47064, 47382, 55428, 60791, 63176, 66156, 94764, 110856, 121582, 132312, 170903, 182373, 189528, 243164, 244807, 292189, 341806, 364746, 486328, 489614, 512709, 584378, 683612, 729492, 734421, 876567, 979228, 1025418, 1168756, 1367224, 1458984, 1468842, 1753134, 1958456, 2050836, 2337512, 2937684, 3506268, 4101672, 5875368, 7012536, 9057859, 18115718, 27173577, 36231436, 54347154, 72462872, 108694308, 217388616]

約数ペア:

[(1, 217388616), (2, 108694308), (3, 72462872), (4, 54347154), (6, 36231436), (8, 27173577), (12, 18115718), (24, 9057859), (31, 7012536), (37, 5875368), (53, 4101672), (62, 3506268), (74, 2937684), (93, 2337512), (106, 2050836), (111, 1958456), (124, 1753134), (148, 1468842), (149, 1458984), (159, 1367224), (186, 1168756), (212, 1025418), (222, 979228), (248, 876567), (296, 734421), (298, 729492), (318, 683612), (372, 584378), (424, 512709), (444, 489614), (447, 486328), (596, 364746), (636, 341806), (744, 292189), (888, 244807), (894, 243164), (1147, 189528), (1192, 182373), (1272, 170903), (1643, 132312), (1788, 121582), (1961, 110856), (2294, 94764), (3286, 66156), (3441, 63176), (3576, 60791), (3922, 55428), (4588, 47382), (4619, 47064), (4929, 44104), (5513, 39432), (5883, 36952), (6572, 33078), (6882, 31588), (7844, 27714), (7897, 27528), (9176, 23691), (9238, 23532), (9858, 22052), (11026, 19716), (11766, 18476), (13144, 16539), (13764, 15794), (13857, 15688)]