178913280

素因数分解:

$2^{17}\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1$

素因数の和:62

約数の個数: 288

約数和(自身を含む): 704640384

約数和(自身を除く): 525727104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 256, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 512, 520, 546, 560, 624, 640, 672, 728, 768, 780, 832, 840, 896, 910, 960, 1024, 1040, 1092, 1120, 1248, 1280, 1344, 1365, 1456, 1536, 1560, 1664, 1680, 1792, 1820, 1920, 2048, 2080, 2184, 2240, 2496, 2560, 2688, 2730, 2912, 3072, 3120, 3328, 3360, 3584, 3640, 3840, 4096, 4160, 4368, 4480, 4992, 5120, 5376, 5460, 5824, 6144, 6240, 6656, 6720, 7168, 7280, 7680, 8192, 8320, 8736, 8960, 9984, 10240, 10752, 10920, 11648, 12288, 12480, 13312, 13440, 14336, 14560, 15360, 16384, 16640, 17472, 17920, 19968, 20480, 21504, 21840, 23296, 24576, 24960, 26624, 26880, 28672, 29120, 30720, 32768, 33280, 34944, 35840, 39936, 40960, 43008, 43680, 46592, 49152, 49920, 53248, 53760, 57344, 58240, 61440, 65536, 66560, 69888, 71680, 79872, 81920, 86016, 87360, 93184, 98304, 99840, 106496, 107520, 114688, 116480, 122880, 131072, 133120, 139776, 143360, 159744, 163840, 172032, 174720, 186368, 196608, 199680, 212992, 215040, 229376, 232960, 245760, 266240, 279552, 286720, 319488, 327680, 344064, 349440, 372736, 393216, 399360, 425984, 430080, 458752, 465920, 491520, 532480, 559104, 573440, 638976, 655360, 688128, 698880, 745472, 798720, 851968, 860160, 917504, 931840, 983040, 1064960, 1118208, 1146880, 1277952, 1376256, 1397760, 1490944, 1597440, 1703936, 1720320, 1863680, 1966080, 2129920, 2236416, 2293760, 2555904, 2752512, 2795520, 2981888, 3194880, 3440640, 3727360, 4259840, 4472832, 4587520, 5111808, 5591040, 5963776, 6389760, 6881280, 7454720, 8519680, 8945664, 11182080, 11927552, 12779520, 13762560, 14909440, 17891328, 22364160, 25559040, 29818880, 35782656, 44728320, 59637760, 89456640, 178913280]

約数ペア:

[(1, 178913280), (2, 89456640), (3, 59637760), (4, 44728320), (5, 35782656), (6, 29818880), (7, 25559040), (8, 22364160), (10, 17891328), (12, 14909440), (13, 13762560), (14, 12779520), (15, 11927552), (16, 11182080), (20, 8945664), (21, 8519680), (24, 7454720), (26, 6881280), (28, 6389760), (30, 5963776), (32, 5591040), (35, 5111808), (39, 4587520), (40, 4472832), (42, 4259840), (48, 3727360), (52, 3440640), (56, 3194880), (60, 2981888), (64, 2795520), (65, 2752512), (70, 2555904), (78, 2293760), (80, 2236416), (84, 2129920), (91, 1966080), (96, 1863680), (104, 1720320), (105, 1703936), (112, 1597440), (120, 1490944), (128, 1397760), (130, 1376256), (140, 1277952), (156, 1146880), (160, 1118208), (168, 1064960), (182, 983040), (192, 931840), (195, 917504), (208, 860160), (210, 851968), (224, 798720), (240, 745472), (256, 698880), (260, 688128), (273, 655360), (280, 638976), (312, 573440), (320, 559104), (336, 532480), (364, 491520), (384, 465920), (390, 458752), (416, 430080), (420, 425984), (448, 399360), (455, 393216), (480, 372736), (512, 349440), (520, 344064), (546, 327680), (560, 319488), (624, 286720), (640, 279552), (672, 266240), (728, 245760), (768, 232960), (780, 229376), (832, 215040), (840, 212992), (896, 199680), (910, 196608), (960, 186368), (1024, 174720), (1040, 172032), (1092, 163840), (1120, 159744), (1248, 143360), (1280, 139776), (1344, 133120), (1365, 131072), (1456, 122880), (1536, 116480), (1560, 114688), (1664, 107520), (1680, 106496), (1792, 99840), (1820, 98304), (1920, 93184), (2048, 87360), (2080, 86016), (2184, 81920), (2240, 79872), (2496, 71680), (2560, 69888), (2688, 66560), (2730, 65536), (2912, 61440), (3072, 58240), (3120, 57344), (3328, 53760), (3360, 53248), (3584, 49920), (3640, 49152), (3840, 46592), (4096, 43680), (4160, 43008), (4368, 40960), (4480, 39936), (4992, 35840), (5120, 34944), (5376, 33280), (5460, 32768), (5824, 30720), (6144, 29120), (6240, 28672), (6656, 26880), (6720, 26624), (7168, 24960), (7280, 24576), (7680, 23296), (8192, 21840), (8320, 21504), (8736, 20480), (8960, 19968), (9984, 17920), (10240, 17472), (10752, 16640), (10920, 16384), (11648, 15360), (12288, 14560), (12480, 14336), (13312, 13440)]