138847872

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 128

約数和(自身を含む): 391680000

約数和(自身を除く): 252832128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 79, 92, 96, 128, 138, 158, 184, 192, 199, 237, 276, 316, 368, 384, 398, 474, 552, 597, 632, 736, 796, 948, 1104, 1194, 1264, 1472, 1592, 1817, 1896, 2208, 2388, 2528, 2944, 3184, 3634, 3792, 4416, 4577, 4776, 5056, 5451, 6368, 7268, 7584, 8832, 9154, 9552, 10112, 10902, 12736, 13731, 14536, 15168, 15721, 18308, 19104, 21804, 25472, 27462, 29072, 30336, 31442, 36616, 38208, 43608, 47163, 54924, 58144, 62884, 73232, 76416, 87216, 94326, 109848, 116288, 125768, 146464, 174432, 188652, 219696, 232576, 251536, 292928, 348864, 361583, 377304, 439392, 503072, 585856, 697728, 723166, 754608, 878784, 1006144, 1084749, 1446332, 1509216, 1757568, 2012288, 2169498, 2892664, 3018432, 4338996, 5785328, 6036864, 8677992, 11570656, 17355984, 23141312, 34711968, 46282624, 69423936, 138847872]

約数ペア:

[(1, 138847872), (2, 69423936), (3, 46282624), (4, 34711968), (6, 23141312), (8, 17355984), (12, 11570656), (16, 8677992), (23, 6036864), (24, 5785328), (32, 4338996), (46, 3018432), (48, 2892664), (64, 2169498), (69, 2012288), (79, 1757568), (92, 1509216), (96, 1446332), (128, 1084749), (138, 1006144), (158, 878784), (184, 754608), (192, 723166), (199, 697728), (237, 585856), (276, 503072), (316, 439392), (368, 377304), (384, 361583), (398, 348864), (474, 292928), (552, 251536), (597, 232576), (632, 219696), (736, 188652), (796, 174432), (948, 146464), (1104, 125768), (1194, 116288), (1264, 109848), (1472, 94326), (1592, 87216), (1817, 76416), (1896, 73232), (2208, 62884), (2388, 58144), (2528, 54924), (2944, 47163), (3184, 43608), (3634, 38208), (3792, 36616), (4416, 31442), (4577, 30336), (4776, 29072), (5056, 27462), (5451, 25472), (6368, 21804), (7268, 19104), (7584, 18308), (8832, 15721), (9154, 15168), (9552, 14536), (10112, 13731), (10902, 12736)]