81626184

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 238896000

約数和(自身を除く): 157269816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 83, 87, 108, 116, 157, 166, 174, 216, 232, 249, 261, 314, 332, 348, 471, 498, 522, 628, 664, 696, 747, 783, 942, 996, 1044, 1256, 1413, 1494, 1566, 1884, 1992, 2088, 2241, 2407, 2826, 2988, 3132, 3768, 4239, 4482, 4553, 4814, 5652, 5976, 6264, 7221, 8478, 8964, 9106, 9628, 11304, 13031, 13659, 14442, 16956, 17928, 18212, 19256, 21663, 26062, 27318, 28884, 33912, 36424, 39093, 40977, 43326, 52124, 54636, 57768, 64989, 78186, 81954, 86652, 104248, 109272, 117279, 122931, 129978, 156372, 163908, 173304, 234558, 245862, 259956, 312744, 327816, 351837, 377899, 469116, 491724, 519912, 703674, 755798, 938232, 983448, 1133697, 1407348, 1511596, 2267394, 2814696, 3023192, 3401091, 4534788, 6802182, 9069576, 10203273, 13604364, 20406546, 27208728, 40813092, 81626184]

約数ペア:

[(1, 81626184), (2, 40813092), (3, 27208728), (4, 20406546), (6, 13604364), (8, 10203273), (9, 9069576), (12, 6802182), (18, 4534788), (24, 3401091), (27, 3023192), (29, 2814696), (36, 2267394), (54, 1511596), (58, 1407348), (72, 1133697), (83, 983448), (87, 938232), (108, 755798), (116, 703674), (157, 519912), (166, 491724), (174, 469116), (216, 377899), (232, 351837), (249, 327816), (261, 312744), (314, 259956), (332, 245862), (348, 234558), (471, 173304), (498, 163908), (522, 156372), (628, 129978), (664, 122931), (696, 117279), (747, 109272), (783, 104248), (942, 86652), (996, 81954), (1044, 78186), (1256, 64989), (1413, 57768), (1494, 54636), (1566, 52124), (1884, 43326), (1992, 40977), (2088, 39093), (2241, 36424), (2407, 33912), (2826, 28884), (2988, 27318), (3132, 26062), (3768, 21663), (4239, 19256), (4482, 18212), (4553, 17928), (4814, 16956), (5652, 14442), (5976, 13659), (6264, 13031), (7221, 11304), (8478, 9628), (8964, 9106)]