388435968

素因数分解:

$2^{12}\times 3^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:328

約数の個数: 156

約数和(自身を含む): 1153849788

約数和(自身を除く): 765413820

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 64, 72, 82, 96, 123, 128, 144, 164, 192, 246, 256, 257, 288, 328, 369, 384, 492, 512, 514, 576, 656, 738, 768, 771, 984, 1024, 1028, 1152, 1312, 1476, 1536, 1542, 1968, 2048, 2056, 2304, 2313, 2624, 2952, 3072, 3084, 3936, 4096, 4112, 4608, 4626, 5248, 5904, 6144, 6168, 7872, 8224, 9216, 9252, 10496, 10537, 11808, 12288, 12336, 15744, 16448, 18432, 18504, 20992, 21074, 23616, 24672, 31488, 31611, 32896, 36864, 37008, 41984, 42148, 47232, 49344, 62976, 63222, 65792, 74016, 83968, 84296, 94464, 94833, 98688, 125952, 126444, 131584, 148032, 167936, 168592, 188928, 189666, 197376, 251904, 252888, 263168, 296064, 337184, 377856, 379332, 394752, 503808, 505776, 526336, 592128, 674368, 755712, 758664, 789504, 1011552, 1052672, 1184256, 1348736, 1511424, 1517328, 1579008, 2023104, 2368512, 2697472, 3034656, 3158016, 4046208, 4737024, 5394944, 6069312, 8092416, 9474048, 10789888, 12138624, 16184832, 21579776, 24277248, 32369664, 43159552, 48554496, 64739328, 97108992, 129478656, 194217984, 388435968]

約数ペア:

[(1, 388435968), (2, 194217984), (3, 129478656), (4, 97108992), (6, 64739328), (8, 48554496), (9, 43159552), (12, 32369664), (16, 24277248), (18, 21579776), (24, 16184832), (32, 12138624), (36, 10789888), (41, 9474048), (48, 8092416), (64, 6069312), (72, 5394944), (82, 4737024), (96, 4046208), (123, 3158016), (128, 3034656), (144, 2697472), (164, 2368512), (192, 2023104), (246, 1579008), (256, 1517328), (257, 1511424), (288, 1348736), (328, 1184256), (369, 1052672), (384, 1011552), (492, 789504), (512, 758664), (514, 755712), (576, 674368), (656, 592128), (738, 526336), (768, 505776), (771, 503808), (984, 394752), (1024, 379332), (1028, 377856), (1152, 337184), (1312, 296064), (1476, 263168), (1536, 252888), (1542, 251904), (1968, 197376), (2048, 189666), (2056, 188928), (2304, 168592), (2313, 167936), (2624, 148032), (2952, 131584), (3072, 126444), (3084, 125952), (3936, 98688), (4096, 94833), (4112, 94464), (4608, 84296), (4626, 83968), (5248, 74016), (5904, 65792), (6144, 63222), (6168, 62976), (7872, 49344), (8224, 47232), (9216, 42148), (9252, 41984), (10496, 37008), (10537, 36864), (11808, 32896), (12288, 31611), (12336, 31488), (15744, 24672), (16448, 23616), (18432, 21074), (18504, 20992)]