388625664

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 216

約数和(自身を含む): 1258286400

約数和(自身を除く): 869660736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 49, 56, 64, 69, 84, 92, 96, 98, 112, 128, 138, 147, 161, 168, 184, 192, 196, 224, 256, 276, 294, 322, 336, 368, 384, 392, 448, 449, 483, 552, 588, 644, 672, 736, 768, 784, 896, 898, 966, 1104, 1127, 1176, 1288, 1344, 1347, 1472, 1568, 1792, 1796, 1932, 2208, 2254, 2352, 2576, 2688, 2694, 2944, 3136, 3143, 3381, 3592, 3864, 4416, 4508, 4704, 5152, 5376, 5388, 5888, 6272, 6286, 6762, 7184, 7728, 8832, 9016, 9408, 9429, 10304, 10327, 10776, 12544, 12572, 13524, 14368, 15456, 17664, 18032, 18816, 18858, 20608, 20654, 21552, 22001, 25144, 27048, 28736, 30912, 30981, 36064, 37632, 37716, 41216, 41308, 43104, 44002, 50288, 54096, 57472, 61824, 61962, 66003, 72128, 72289, 75432, 82616, 86208, 88004, 100576, 108192, 114944, 123648, 123924, 132006, 144256, 144578, 150864, 165232, 172416, 176008, 201152, 216384, 216867, 247848, 264012, 288512, 289156, 301728, 330464, 344832, 352016, 402304, 432768, 433734, 495696, 506023, 528024, 578312, 603456, 660928, 704032, 804608, 865536, 867468, 991392, 1012046, 1056048, 1156624, 1206912, 1321856, 1408064, 1518069, 1734936, 1982784, 2024092, 2112096, 2313248, 2413824, 2643712, 2816128, 3036138, 3469872, 3965568, 4048184, 4224192, 4626496, 5632256, 6072276, 6939744, 7931136, 8096368, 8448384, 9252992, 12144552, 13879488, 16192736, 16896768, 18505984, 24289104, 27758976, 32385472, 48578208, 55517952, 64770944, 97156416, 129541888, 194312832, 388625664]

約数ペア:

[(1, 388625664), (2, 194312832), (3, 129541888), (4, 97156416), (6, 64770944), (7, 55517952), (8, 48578208), (12, 32385472), (14, 27758976), (16, 24289104), (21, 18505984), (23, 16896768), (24, 16192736), (28, 13879488), (32, 12144552), (42, 9252992), (46, 8448384), (48, 8096368), (49, 7931136), (56, 6939744), (64, 6072276), (69, 5632256), (84, 4626496), (92, 4224192), (96, 4048184), (98, 3965568), (112, 3469872), (128, 3036138), (138, 2816128), (147, 2643712), (161, 2413824), (168, 2313248), (184, 2112096), (192, 2024092), (196, 1982784), (224, 1734936), (256, 1518069), (276, 1408064), (294, 1321856), (322, 1206912), (336, 1156624), (368, 1056048), (384, 1012046), (392, 991392), (448, 867468), (449, 865536), (483, 804608), (552, 704032), (588, 660928), (644, 603456), (672, 578312), (736, 528024), (768, 506023), (784, 495696), (896, 433734), (898, 432768), (966, 402304), (1104, 352016), (1127, 344832), (1176, 330464), (1288, 301728), (1344, 289156), (1347, 288512), (1472, 264012), (1568, 247848), (1792, 216867), (1796, 216384), (1932, 201152), (2208, 176008), (2254, 172416), (2352, 165232), (2576, 150864), (2688, 144578), (2694, 144256), (2944, 132006), (3136, 123924), (3143, 123648), (3381, 114944), (3592, 108192), (3864, 100576), (4416, 88004), (4508, 86208), (4704, 82616), (5152, 75432), (5376, 72289), (5388, 72128), (5888, 66003), (6272, 61962), (6286, 61824), (6762, 57472), (7184, 54096), (7728, 50288), (8832, 44002), (9016, 43104), (9408, 41308), (9429, 41216), (10304, 37716), (10327, 37632), (10776, 36064), (12544, 30981), (12572, 30912), (13524, 28736), (14368, 27048), (15456, 25144), (17664, 22001), (18032, 21552), (18816, 20654), (18858, 20608)]