257690496

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2591}}^1$

素因数の和:2652

約数の個数: 128

約数和(自身を含む): 803727360

約数和(自身を除く): 546036864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 64, 74, 84, 96, 111, 112, 128, 148, 168, 192, 222, 224, 259, 296, 336, 384, 444, 448, 518, 592, 672, 777, 888, 896, 1036, 1184, 1344, 1554, 1776, 2072, 2368, 2591, 2688, 3108, 3552, 4144, 4736, 5182, 6216, 7104, 7773, 8288, 10364, 12432, 14208, 15546, 16576, 18137, 20728, 24864, 31092, 33152, 36274, 41456, 49728, 54411, 62184, 72548, 82912, 95867, 99456, 108822, 124368, 145096, 165824, 191734, 217644, 248736, 287601, 290192, 331648, 383468, 435288, 497472, 575202, 580384, 671069, 766936, 870576, 994944, 1150404, 1160768, 1342138, 1533872, 1741152, 2013207, 2300808, 2321536, 2684276, 3067744, 3482304, 4026414, 4601616, 5368552, 6135488, 6964608, 8052828, 9203232, 10737104, 12270976, 16105656, 18406464, 21474208, 32211312, 36812928, 42948416, 64422624, 85896832, 128845248, 257690496]

約数ペア:

[(1, 257690496), (2, 128845248), (3, 85896832), (4, 64422624), (6, 42948416), (7, 36812928), (8, 32211312), (12, 21474208), (14, 18406464), (16, 16105656), (21, 12270976), (24, 10737104), (28, 9203232), (32, 8052828), (37, 6964608), (42, 6135488), (48, 5368552), (56, 4601616), (64, 4026414), (74, 3482304), (84, 3067744), (96, 2684276), (111, 2321536), (112, 2300808), (128, 2013207), (148, 1741152), (168, 1533872), (192, 1342138), (222, 1160768), (224, 1150404), (259, 994944), (296, 870576), (336, 766936), (384, 671069), (444, 580384), (448, 575202), (518, 497472), (592, 435288), (672, 383468), (777, 331648), (888, 290192), (896, 287601), (1036, 248736), (1184, 217644), (1344, 191734), (1554, 165824), (1776, 145096), (2072, 124368), (2368, 108822), (2591, 99456), (2688, 95867), (3108, 82912), (3552, 72548), (4144, 62184), (4736, 54411), (5182, 49728), (6216, 41456), (7104, 36274), (7773, 33152), (8288, 31092), (10364, 24864), (12432, 20728), (14208, 18137), (15546, 16576)]