388131072

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 288

約数和(自身を含む): 1277810688

約数和(自身を除く): 889679616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 43, 46, 48, 56, 64, 69, 73, 84, 86, 92, 96, 112, 128, 129, 138, 146, 161, 168, 172, 184, 192, 219, 224, 256, 258, 276, 292, 301, 322, 336, 344, 368, 384, 438, 448, 483, 511, 516, 552, 584, 602, 644, 672, 688, 736, 768, 876, 896, 903, 966, 989, 1022, 1032, 1104, 1168, 1204, 1288, 1344, 1376, 1472, 1533, 1679, 1752, 1792, 1806, 1932, 1978, 2044, 2064, 2208, 2336, 2408, 2576, 2688, 2752, 2944, 2967, 3066, 3139, 3358, 3504, 3612, 3864, 3956, 4088, 4128, 4416, 4672, 4816, 5037, 5152, 5376, 5504, 5888, 5934, 6132, 6278, 6716, 6923, 7008, 7224, 7728, 7912, 8176, 8256, 8832, 9344, 9417, 9632, 10074, 10304, 11008, 11753, 11868, 12264, 12556, 13432, 13846, 14016, 14448, 15456, 15824, 16352, 16512, 17664, 18688, 18834, 19264, 20148, 20608, 20769, 21973, 23506, 23736, 24528, 25112, 26864, 27692, 28032, 28896, 30912, 31648, 32704, 33024, 35259, 37668, 38528, 40296, 41216, 41538, 43946, 47012, 47472, 49056, 50224, 53728, 55384, 56064, 57792, 61824, 63296, 65408, 65919, 70518, 72197, 75336, 77056, 80592, 83076, 87892, 94024, 94944, 98112, 100448, 107456, 110768, 115584, 123648, 126592, 130816, 131838, 141036, 144394, 150672, 161184, 166152, 175784, 188048, 189888, 196224, 200896, 214912, 216591, 221536, 231168, 253184, 263676, 282072, 288788, 301344, 322368, 332304, 351568, 376096, 379776, 392448, 401792, 429824, 433182, 443072, 505379, 527352, 564144, 577576, 602688, 644736, 664608, 703136, 752192, 759552, 803584, 866364, 886144, 1010758, 1054704, 1128288, 1155152, 1205376, 1289472, 1329216, 1406272, 1504384, 1516137, 1732728, 1772288, 2021516, 2109408, 2256576, 2310304, 2410752, 2658432, 2812544, 3008768, 3032274, 3465456, 4043032, 4218816, 4513152, 4620608, 5316864, 5625088, 6064548, 6930912, 8086064, 8437632, 9026304, 9241216, 12129096, 13861824, 16172128, 16875264, 18482432, 24258192, 27723648, 32344256, 48516384, 55447296, 64688512, 97032768, 129377024, 194065536, 388131072]

約数ペア:

[(1, 388131072), (2, 194065536), (3, 129377024), (4, 97032768), (6, 64688512), (7, 55447296), (8, 48516384), (12, 32344256), (14, 27723648), (16, 24258192), (21, 18482432), (23, 16875264), (24, 16172128), (28, 13861824), (32, 12129096), (42, 9241216), (43, 9026304), (46, 8437632), (48, 8086064), (56, 6930912), (64, 6064548), (69, 5625088), (73, 5316864), (84, 4620608), (86, 4513152), (92, 4218816), (96, 4043032), (112, 3465456), (128, 3032274), (129, 3008768), (138, 2812544), (146, 2658432), (161, 2410752), (168, 2310304), (172, 2256576), (184, 2109408), (192, 2021516), (219, 1772288), (224, 1732728), (256, 1516137), (258, 1504384), (276, 1406272), (292, 1329216), (301, 1289472), (322, 1205376), (336, 1155152), (344, 1128288), (368, 1054704), (384, 1010758), (438, 886144), (448, 866364), (483, 803584), (511, 759552), (516, 752192), (552, 703136), (584, 664608), (602, 644736), (644, 602688), (672, 577576), (688, 564144), (736, 527352), (768, 505379), (876, 443072), (896, 433182), (903, 429824), (966, 401792), (989, 392448), (1022, 379776), (1032, 376096), (1104, 351568), (1168, 332304), (1204, 322368), (1288, 301344), (1344, 288788), (1376, 282072), (1472, 263676), (1533, 253184), (1679, 231168), (1752, 221536), (1792, 216591), (1806, 214912), (1932, 200896), (1978, 196224), (2044, 189888), (2064, 188048), (2208, 175784), (2336, 166152), (2408, 161184), (2576, 150672), (2688, 144394), (2752, 141036), (2944, 131838), (2967, 130816), (3066, 126592), (3139, 123648), (3358, 115584), (3504, 110768), (3612, 107456), (3864, 100448), (3956, 98112), (4088, 94944), (4128, 94024), (4416, 87892), (4672, 83076), (4816, 80592), (5037, 77056), (5152, 75336), (5376, 72197), (5504, 70518), (5888, 65919), (5934, 65408), (6132, 63296), (6278, 61824), (6716, 57792), (6923, 56064), (7008, 55384), (7224, 53728), (7728, 50224), (7912, 49056), (8176, 47472), (8256, 47012), (8832, 43946), (9344, 41538), (9417, 41216), (9632, 40296), (10074, 38528), (10304, 37668), (11008, 35259), (11753, 33024), (11868, 32704), (12264, 31648), (12556, 30912), (13432, 28896), (13846, 28032), (14016, 27692), (14448, 26864), (15456, 25112), (15824, 24528), (16352, 23736), (16512, 23506), (17664, 21973), (18688, 20769), (18834, 20608), (19264, 20148)]