281637888

素因数分解:

$2^{10}\times 3^1\times 7^2\times {\mathrm{1871}}^1$

素因数の和:1908

約数の個数: 132

約数和(自身を含む): 873692352

約数和(自身を除く): 592054464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 512, 588, 672, 768, 784, 896, 1024, 1176, 1344, 1536, 1568, 1792, 1871, 2352, 2688, 3072, 3136, 3584, 3742, 4704, 5376, 5613, 6272, 7168, 7484, 9408, 10752, 11226, 12544, 13097, 14968, 18816, 21504, 22452, 25088, 26194, 29936, 37632, 39291, 44904, 50176, 52388, 59872, 75264, 78582, 89808, 91679, 104776, 119744, 150528, 157164, 179616, 183358, 209552, 239488, 275037, 314328, 359232, 366716, 419104, 478976, 550074, 628656, 718464, 733432, 838208, 957952, 1100148, 1257312, 1436928, 1466864, 1676416, 1915904, 2200296, 2514624, 2873856, 2933728, 3352832, 4400592, 5029248, 5747712, 5867456, 6705664, 8801184, 10058496, 11734912, 13411328, 17602368, 20116992, 23469824, 35204736, 40233984, 46939648, 70409472, 93879296, 140818944, 281637888]

約数ペア:

[(1, 281637888), (2, 140818944), (3, 93879296), (4, 70409472), (6, 46939648), (7, 40233984), (8, 35204736), (12, 23469824), (14, 20116992), (16, 17602368), (21, 13411328), (24, 11734912), (28, 10058496), (32, 8801184), (42, 6705664), (48, 5867456), (49, 5747712), (56, 5029248), (64, 4400592), (84, 3352832), (96, 2933728), (98, 2873856), (112, 2514624), (128, 2200296), (147, 1915904), (168, 1676416), (192, 1466864), (196, 1436928), (224, 1257312), (256, 1100148), (294, 957952), (336, 838208), (384, 733432), (392, 718464), (448, 628656), (512, 550074), (588, 478976), (672, 419104), (768, 366716), (784, 359232), (896, 314328), (1024, 275037), (1176, 239488), (1344, 209552), (1536, 183358), (1568, 179616), (1792, 157164), (1871, 150528), (2352, 119744), (2688, 104776), (3072, 91679), (3136, 89808), (3584, 78582), (3742, 75264), (4704, 59872), (5376, 52388), (5613, 50176), (6272, 44904), (7168, 39291), (7484, 37632), (9408, 29936), (10752, 26194), (11226, 25088), (12544, 22452), (13097, 21504), (14968, 18816)]