278291328

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5449}}^1$

素因数の和:5492

約数の個数: 128

約数和(自身を含む): 889440000

約数和(自身を除く): 611148672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 128, 133, 152, 168, 192, 224, 228, 266, 304, 336, 384, 399, 448, 456, 532, 608, 672, 798, 896, 912, 1064, 1216, 1344, 1596, 1824, 2128, 2432, 2688, 3192, 3648, 4256, 5449, 6384, 7296, 8512, 10898, 12768, 16347, 17024, 21796, 25536, 32694, 38143, 43592, 51072, 65388, 76286, 87184, 103531, 114429, 130776, 152572, 174368, 207062, 228858, 261552, 305144, 310593, 348736, 414124, 457716, 523104, 610288, 621186, 697472, 724717, 828248, 915432, 1046208, 1220576, 1242372, 1449434, 1656496, 1830864, 2092416, 2174151, 2441152, 2484744, 2898868, 3312992, 3661728, 4348302, 4882304, 4969488, 5797736, 6625984, 7323456, 8696604, 9938976, 11595472, 13251968, 14646912, 17393208, 19877952, 23190944, 34786416, 39755904, 46381888, 69572832, 92763776, 139145664, 278291328]

約数ペア:

[(1, 278291328), (2, 139145664), (3, 92763776), (4, 69572832), (6, 46381888), (7, 39755904), (8, 34786416), (12, 23190944), (14, 19877952), (16, 17393208), (19, 14646912), (21, 13251968), (24, 11595472), (28, 9938976), (32, 8696604), (38, 7323456), (42, 6625984), (48, 5797736), (56, 4969488), (57, 4882304), (64, 4348302), (76, 3661728), (84, 3312992), (96, 2898868), (112, 2484744), (114, 2441152), (128, 2174151), (133, 2092416), (152, 1830864), (168, 1656496), (192, 1449434), (224, 1242372), (228, 1220576), (266, 1046208), (304, 915432), (336, 828248), (384, 724717), (399, 697472), (448, 621186), (456, 610288), (532, 523104), (608, 457716), (672, 414124), (798, 348736), (896, 310593), (912, 305144), (1064, 261552), (1216, 228858), (1344, 207062), (1596, 174368), (1824, 152572), (2128, 130776), (2432, 114429), (2688, 103531), (3192, 87184), (3648, 76286), (4256, 65388), (5449, 51072), (6384, 43592), (7296, 38143), (8512, 32694), (10898, 25536), (12768, 21796), (16347, 17024)]