208271808

素因数分解:

$2^6\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:319

約数の個数: 168

約数和(自身を含む): 633984000

約数和(自身を除く): 425712192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 79, 92, 96, 138, 144, 158, 184, 192, 199, 207, 237, 276, 288, 316, 368, 398, 414, 474, 552, 576, 597, 632, 711, 736, 796, 828, 948, 1104, 1194, 1264, 1422, 1472, 1592, 1656, 1791, 1817, 1896, 2208, 2388, 2528, 2844, 3184, 3312, 3582, 3634, 3792, 4416, 4577, 4776, 5056, 5451, 5688, 6368, 6624, 7164, 7268, 7584, 9154, 9552, 10902, 11376, 12736, 13248, 13731, 14328, 14536, 15168, 15721, 16353, 18308, 19104, 21804, 22752, 27462, 28656, 29072, 31442, 32706, 36616, 38208, 41193, 43608, 45504, 47163, 54924, 57312, 58144, 62884, 65412, 73232, 82386, 87216, 94326, 109848, 114624, 116288, 125768, 130824, 141489, 146464, 164772, 174432, 188652, 219696, 251536, 261648, 282978, 292928, 329544, 348864, 361583, 377304, 439392, 503072, 523296, 565956, 659088, 723166, 754608, 878784, 1006144, 1046592, 1084749, 1131912, 1318176, 1446332, 1509216, 2169498, 2263824, 2636352, 2892664, 3018432, 3254247, 4338996, 4527648, 5785328, 6508494, 8677992, 9055296, 11570656, 13016988, 17355984, 23141312, 26033976, 34711968, 52067952, 69423936, 104135904, 208271808]

約数ペア:

[(1, 208271808), (2, 104135904), (3, 69423936), (4, 52067952), (6, 34711968), (8, 26033976), (9, 23141312), (12, 17355984), (16, 13016988), (18, 11570656), (23, 9055296), (24, 8677992), (32, 6508494), (36, 5785328), (46, 4527648), (48, 4338996), (64, 3254247), (69, 3018432), (72, 2892664), (79, 2636352), (92, 2263824), (96, 2169498), (138, 1509216), (144, 1446332), (158, 1318176), (184, 1131912), (192, 1084749), (199, 1046592), (207, 1006144), (237, 878784), (276, 754608), (288, 723166), (316, 659088), (368, 565956), (398, 523296), (414, 503072), (474, 439392), (552, 377304), (576, 361583), (597, 348864), (632, 329544), (711, 292928), (736, 282978), (796, 261648), (828, 251536), (948, 219696), (1104, 188652), (1194, 174432), (1264, 164772), (1422, 146464), (1472, 141489), (1592, 130824), (1656, 125768), (1791, 116288), (1817, 114624), (1896, 109848), (2208, 94326), (2388, 87216), (2528, 82386), (2844, 73232), (3184, 65412), (3312, 62884), (3582, 58144), (3634, 57312), (3792, 54924), (4416, 47163), (4577, 45504), (4776, 43608), (5056, 41193), (5451, 38208), (5688, 36616), (6368, 32706), (6624, 31442), (7164, 29072), (7268, 28656), (7584, 27462), (9154, 22752), (9552, 21804), (10902, 19104), (11376, 18308), (12736, 16353), (13248, 15721), (13731, 15168), (14328, 14536)]