78547728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1489}}^1$

素因数の和:1664

約数の個数: 80

約数和(自身を含む): 233536640

約数和(自身を除く): 154988912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 157, 168, 314, 336, 471, 628, 942, 1099, 1256, 1489, 1884, 2198, 2512, 2978, 3297, 3768, 4396, 4467, 5956, 6594, 7536, 8792, 8934, 10423, 11912, 13188, 17584, 17868, 20846, 23824, 26376, 31269, 35736, 41692, 52752, 62538, 71472, 83384, 125076, 166768, 233773, 250152, 467546, 500304, 701319, 935092, 1402638, 1636411, 1870184, 2805276, 3272822, 3740368, 4909233, 5610552, 6545644, 9818466, 11221104, 13091288, 19636932, 26182576, 39273864, 78547728]

約数ペア:

[(1, 78547728), (2, 39273864), (3, 26182576), (4, 19636932), (6, 13091288), (7, 11221104), (8, 9818466), (12, 6545644), (14, 5610552), (16, 4909233), (21, 3740368), (24, 3272822), (28, 2805276), (42, 1870184), (48, 1636411), (56, 1402638), (84, 935092), (112, 701319), (157, 500304), (168, 467546), (314, 250152), (336, 233773), (471, 166768), (628, 125076), (942, 83384), (1099, 71472), (1256, 62538), (1489, 52752), (1884, 41692), (2198, 35736), (2512, 31269), (2978, 26376), (3297, 23824), (3768, 20846), (4396, 17868), (4467, 17584), (5956, 13188), (6594, 11912), (7536, 10423), (8792, 8934)]