279908608

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8221}}^1$

素因数の和:8263

約数の個数: 72

約数和(自身を含む): 672230720

約数和(自身を除く): 392322112

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 4256, 4864, 8221, 8512, 16442, 17024, 32884, 34048, 57547, 65768, 115094, 131536, 156199, 230188, 263072, 312398, 460376, 526144, 624796, 920752, 1052288, 1093393, 1249592, 1841504, 2104576, 2186786, 2499184, 3683008, 4373572, 4998368, 7366016, 8747144, 9996736, 14732032, 17494288, 19993472, 34988576, 39986944, 69977152, 139954304, 279908608]

約数ペア:

[(1, 279908608), (2, 139954304), (4, 69977152), (7, 39986944), (8, 34988576), (14, 19993472), (16, 17494288), (19, 14732032), (28, 9996736), (32, 8747144), (38, 7366016), (56, 4998368), (64, 4373572), (76, 3683008), (112, 2499184), (128, 2186786), (133, 2104576), (152, 1841504), (224, 1249592), (256, 1093393), (266, 1052288), (304, 920752), (448, 624796), (532, 526144), (608, 460376), (896, 312398), (1064, 263072), (1216, 230188), (1792, 156199), (2128, 131536), (2432, 115094), (4256, 65768), (4864, 57547), (8221, 34048), (8512, 32884), (16442, 17024)]