217319872

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:271

約数の個数: 168

約数和(自身を含む): 572942720

約数和(自身を除く): 355622848

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 64, 76, 77, 88, 112, 121, 133, 152, 154, 176, 209, 211, 224, 242, 266, 304, 308, 352, 418, 422, 448, 484, 532, 608, 616, 704, 836, 844, 847, 968, 1064, 1216, 1232, 1463, 1477, 1672, 1688, 1694, 1936, 2128, 2299, 2321, 2464, 2926, 2954, 3344, 3376, 3388, 3872, 4009, 4256, 4598, 4642, 4928, 5852, 5908, 6688, 6752, 6776, 7744, 8018, 8512, 9196, 9284, 11704, 11816, 13376, 13504, 13552, 16036, 16093, 16247, 18392, 18568, 23408, 23632, 25531, 27104, 28063, 32072, 32186, 32494, 36784, 37136, 44099, 46816, 47264, 51062, 54208, 56126, 64144, 64372, 64988, 73568, 74272, 88198, 93632, 94528, 102124, 112252, 128288, 128744, 129976, 147136, 148544, 176396, 178717, 204248, 224504, 256576, 257488, 259952, 308693, 352792, 357434, 408496, 449008, 485089, 514976, 519904, 617386, 705584, 714868, 816992, 898016, 970178, 1029952, 1039808, 1234772, 1411168, 1429736, 1633984, 1796032, 1940356, 2469544, 2822336, 2859472, 3395623, 3880712, 4939088, 5718944, 6791246, 7761424, 9878176, 11437888, 13582492, 15522848, 19756352, 27164984, 31045696, 54329968, 108659936, 217319872]

約数ペア:

[(1, 217319872), (2, 108659936), (4, 54329968), (7, 31045696), (8, 27164984), (11, 19756352), (14, 15522848), (16, 13582492), (19, 11437888), (22, 9878176), (28, 7761424), (32, 6791246), (38, 5718944), (44, 4939088), (56, 3880712), (64, 3395623), (76, 2859472), (77, 2822336), (88, 2469544), (112, 1940356), (121, 1796032), (133, 1633984), (152, 1429736), (154, 1411168), (176, 1234772), (209, 1039808), (211, 1029952), (224, 970178), (242, 898016), (266, 816992), (304, 714868), (308, 705584), (352, 617386), (418, 519904), (422, 514976), (448, 485089), (484, 449008), (532, 408496), (608, 357434), (616, 352792), (704, 308693), (836, 259952), (844, 257488), (847, 256576), (968, 224504), (1064, 204248), (1216, 178717), (1232, 176396), (1463, 148544), (1477, 147136), (1672, 129976), (1688, 128744), (1694, 128288), (1936, 112252), (2128, 102124), (2299, 94528), (2321, 93632), (2464, 88198), (2926, 74272), (2954, 73568), (3344, 64988), (3376, 64372), (3388, 64144), (3872, 56126), (4009, 54208), (4256, 51062), (4598, 47264), (4642, 46816), (4928, 44099), (5852, 37136), (5908, 36784), (6688, 32494), (6752, 32186), (6776, 32072), (7744, 28063), (8018, 27104), (8512, 25531), (9196, 23632), (9284, 23408), (11704, 18568), (11816, 18392), (13376, 16247), (13504, 16093), (13552, 16036)]