399114240

素因数分解:

$2^{17}\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1$

素因数の和:78

約数の個数: 288

約数和(自身を含む): 1509943680

約数和(自身を除く): 1110829440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 128, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 256, 280, 290, 320, 336, 348, 384, 406, 420, 435, 448, 464, 480, 512, 560, 580, 609, 640, 672, 696, 768, 812, 840, 870, 896, 928, 960, 1015, 1024, 1120, 1160, 1218, 1280, 1344, 1392, 1536, 1624, 1680, 1740, 1792, 1856, 1920, 2030, 2048, 2240, 2320, 2436, 2560, 2688, 2784, 3045, 3072, 3248, 3360, 3480, 3584, 3712, 3840, 4060, 4096, 4480, 4640, 4872, 5120, 5376, 5568, 6090, 6144, 6496, 6720, 6960, 7168, 7424, 7680, 8120, 8192, 8960, 9280, 9744, 10240, 10752, 11136, 12180, 12288, 12992, 13440, 13920, 14336, 14848, 15360, 16240, 16384, 17920, 18560, 19488, 20480, 21504, 22272, 24360, 24576, 25984, 26880, 27840, 28672, 29696, 30720, 32480, 32768, 35840, 37120, 38976, 40960, 43008, 44544, 48720, 49152, 51968, 53760, 55680, 57344, 59392, 61440, 64960, 65536, 71680, 74240, 77952, 81920, 86016, 89088, 97440, 98304, 103936, 107520, 111360, 114688, 118784, 122880, 129920, 131072, 143360, 148480, 155904, 163840, 172032, 178176, 194880, 196608, 207872, 215040, 222720, 229376, 237568, 245760, 259840, 286720, 296960, 311808, 327680, 344064, 356352, 389760, 393216, 415744, 430080, 445440, 458752, 475136, 491520, 519680, 573440, 593920, 623616, 655360, 688128, 712704, 779520, 831488, 860160, 890880, 917504, 950272, 983040, 1039360, 1146880, 1187840, 1247232, 1376256, 1425408, 1559040, 1662976, 1720320, 1781760, 1900544, 1966080, 2078720, 2293760, 2375680, 2494464, 2752512, 2850816, 3118080, 3325952, 3440640, 3563520, 3801088, 4157440, 4587520, 4751360, 4988928, 5701632, 6236160, 6651904, 6881280, 7127040, 8314880, 9502720, 9977856, 11403264, 12472320, 13303808, 13762560, 14254080, 16629760, 19005440, 19955712, 24944640, 26607616, 28508160, 33259520, 39911424, 49889280, 57016320, 66519040, 79822848, 99778560, 133038080, 199557120, 399114240]

約数ペア:

[(1, 399114240), (2, 199557120), (3, 133038080), (4, 99778560), (5, 79822848), (6, 66519040), (7, 57016320), (8, 49889280), (10, 39911424), (12, 33259520), (14, 28508160), (15, 26607616), (16, 24944640), (20, 19955712), (21, 19005440), (24, 16629760), (28, 14254080), (29, 13762560), (30, 13303808), (32, 12472320), (35, 11403264), (40, 9977856), (42, 9502720), (48, 8314880), (56, 7127040), (58, 6881280), (60, 6651904), (64, 6236160), (70, 5701632), (80, 4988928), (84, 4751360), (87, 4587520), (96, 4157440), (105, 3801088), (112, 3563520), (116, 3440640), (120, 3325952), (128, 3118080), (140, 2850816), (145, 2752512), (160, 2494464), (168, 2375680), (174, 2293760), (192, 2078720), (203, 1966080), (210, 1900544), (224, 1781760), (232, 1720320), (240, 1662976), (256, 1559040), (280, 1425408), (290, 1376256), (320, 1247232), (336, 1187840), (348, 1146880), (384, 1039360), (406, 983040), (420, 950272), (435, 917504), (448, 890880), (464, 860160), (480, 831488), (512, 779520), (560, 712704), (580, 688128), (609, 655360), (640, 623616), (672, 593920), (696, 573440), (768, 519680), (812, 491520), (840, 475136), (870, 458752), (896, 445440), (928, 430080), (960, 415744), (1015, 393216), (1024, 389760), (1120, 356352), (1160, 344064), (1218, 327680), (1280, 311808), (1344, 296960), (1392, 286720), (1536, 259840), (1624, 245760), (1680, 237568), (1740, 229376), (1792, 222720), (1856, 215040), (1920, 207872), (2030, 196608), (2048, 194880), (2240, 178176), (2320, 172032), (2436, 163840), (2560, 155904), (2688, 148480), (2784, 143360), (3045, 131072), (3072, 129920), (3248, 122880), (3360, 118784), (3480, 114688), (3584, 111360), (3712, 107520), (3840, 103936), (4060, 98304), (4096, 97440), (4480, 89088), (4640, 86016), (4872, 81920), (5120, 77952), (5376, 74240), (5568, 71680), (6090, 65536), (6144, 64960), (6496, 61440), (6720, 59392), (6960, 57344), (7168, 55680), (7424, 53760), (7680, 51968), (8120, 49152), (8192, 48720), (8960, 44544), (9280, 43008), (9744, 40960), (10240, 38976), (10752, 37120), (11136, 35840), (12180, 32768), (12288, 32480), (12992, 30720), (13440, 29696), (13920, 28672), (14336, 27840), (14848, 26880), (15360, 25984), (16240, 24576), (16384, 24360), (17920, 22272), (18560, 21504), (19488, 20480)]