31354368

素因数分解:

$2^9\times 3^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:307

約数の個数: 80

約数和(自身を含む): 84704400

約数和(自身を除く): 53350032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 137, 149, 192, 256, 274, 298, 384, 411, 447, 512, 548, 596, 768, 822, 894, 1096, 1192, 1536, 1644, 1788, 2192, 2384, 3288, 3576, 4384, 4768, 6576, 7152, 8768, 9536, 13152, 14304, 17536, 19072, 20413, 26304, 28608, 35072, 38144, 40826, 52608, 57216, 61239, 70144, 76288, 81652, 105216, 114432, 122478, 163304, 210432, 228864, 244956, 326608, 489912, 653216, 979824, 1306432, 1959648, 2612864, 3919296, 5225728, 7838592, 10451456, 15677184, 31354368]

約数ペア:

[(1, 31354368), (2, 15677184), (3, 10451456), (4, 7838592), (6, 5225728), (8, 3919296), (12, 2612864), (16, 1959648), (24, 1306432), (32, 979824), (48, 653216), (64, 489912), (96, 326608), (128, 244956), (137, 228864), (149, 210432), (192, 163304), (256, 122478), (274, 114432), (298, 105216), (384, 81652), (411, 76288), (447, 70144), (512, 61239), (548, 57216), (596, 52608), (768, 40826), (822, 38144), (894, 35072), (1096, 28608), (1192, 26304), (1536, 20413), (1644, 19072), (1788, 17536), (2192, 14304), (2384, 13152), (3288, 9536), (3576, 8768), (4384, 7152), (4768, 6576)]