81121152

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 249500160

約数和(自身を除く): 168379008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 103, 112, 128, 168, 192, 206, 224, 293, 309, 336, 384, 412, 448, 586, 618, 672, 721, 824, 879, 896, 1172, 1236, 1344, 1442, 1648, 1758, 2051, 2163, 2344, 2472, 2688, 2884, 3296, 3516, 4102, 4326, 4688, 4944, 5768, 6153, 6592, 7032, 8204, 8652, 9376, 9888, 11536, 12306, 13184, 14064, 16408, 17304, 18752, 19776, 23072, 24612, 28128, 30179, 32816, 34608, 37504, 39552, 46144, 49224, 56256, 60358, 65632, 69216, 90537, 92288, 98448, 112512, 120716, 131264, 138432, 181074, 196896, 211253, 241432, 262528, 276864, 362148, 393792, 422506, 482864, 633759, 724296, 787584, 845012, 965728, 1267518, 1448592, 1690024, 1931456, 2535036, 2897184, 3380048, 3862912, 5070072, 5794368, 6760096, 10140144, 11588736, 13520192, 20280288, 27040384, 40560576, 81121152]

約数ペア:

[(1, 81121152), (2, 40560576), (3, 27040384), (4, 20280288), (6, 13520192), (7, 11588736), (8, 10140144), (12, 6760096), (14, 5794368), (16, 5070072), (21, 3862912), (24, 3380048), (28, 2897184), (32, 2535036), (42, 1931456), (48, 1690024), (56, 1448592), (64, 1267518), (84, 965728), (96, 845012), (103, 787584), (112, 724296), (128, 633759), (168, 482864), (192, 422506), (206, 393792), (224, 362148), (293, 276864), (309, 262528), (336, 241432), (384, 211253), (412, 196896), (448, 181074), (586, 138432), (618, 131264), (672, 120716), (721, 112512), (824, 98448), (879, 92288), (896, 90537), (1172, 69216), (1236, 65632), (1344, 60358), (1442, 56256), (1648, 49224), (1758, 46144), (2051, 39552), (2163, 37504), (2344, 34608), (2472, 32816), (2688, 30179), (2884, 28128), (3296, 24612), (3516, 23072), (4102, 19776), (4326, 18752), (4688, 17304), (4944, 16408), (5768, 14064), (6153, 13184), (6592, 12306), (7032, 11536), (8204, 9888), (8652, 9376)]