306708480

素因数分解:

$2^{19}\times 3^2\times 5^1\times {\mathrm{13}}^1$

素因数の和:62

約数の個数: 240

約数和(自身を含む): 1145043900

約数和(自身を除く): 838335420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1024, 1040, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1872, 1920, 2048, 2080, 2304, 2340, 2496, 2560, 2880, 3072, 3120, 3328, 3744, 3840, 4096, 4160, 4608, 4680, 4992, 5120, 5760, 6144, 6240, 6656, 7488, 7680, 8192, 8320, 9216, 9360, 9984, 10240, 11520, 12288, 12480, 13312, 14976, 15360, 16384, 16640, 18432, 18720, 19968, 20480, 23040, 24576, 24960, 26624, 29952, 30720, 32768, 33280, 36864, 37440, 39936, 40960, 46080, 49152, 49920, 53248, 59904, 61440, 65536, 66560, 73728, 74880, 79872, 81920, 92160, 98304, 99840, 106496, 119808, 122880, 131072, 133120, 147456, 149760, 159744, 163840, 184320, 196608, 199680, 212992, 239616, 245760, 262144, 266240, 294912, 299520, 319488, 327680, 368640, 393216, 399360, 425984, 479232, 491520, 524288, 532480, 589824, 599040, 638976, 655360, 737280, 786432, 798720, 851968, 958464, 983040, 1064960, 1179648, 1198080, 1277952, 1310720, 1474560, 1572864, 1597440, 1703936, 1916928, 1966080, 2129920, 2359296, 2396160, 2555904, 2621440, 2949120, 3194880, 3407872, 3833856, 3932160, 4259840, 4718592, 4792320, 5111808, 5898240, 6389760, 6815744, 7667712, 7864320, 8519680, 9584640, 10223616, 11796480, 12779520, 15335424, 17039360, 19169280, 20447232, 23592960, 25559040, 30670848, 34078720, 38338560, 51118080, 61341696, 76677120, 102236160, 153354240, 306708480]

約数ペア:

[(1, 306708480), (2, 153354240), (3, 102236160), (4, 76677120), (5, 61341696), (6, 51118080), (8, 38338560), (9, 34078720), (10, 30670848), (12, 25559040), (13, 23592960), (15, 20447232), (16, 19169280), (18, 17039360), (20, 15335424), (24, 12779520), (26, 11796480), (30, 10223616), (32, 9584640), (36, 8519680), (39, 7864320), (40, 7667712), (45, 6815744), (48, 6389760), (52, 5898240), (60, 5111808), (64, 4792320), (65, 4718592), (72, 4259840), (78, 3932160), (80, 3833856), (90, 3407872), (96, 3194880), (104, 2949120), (117, 2621440), (120, 2555904), (128, 2396160), (130, 2359296), (144, 2129920), (156, 1966080), (160, 1916928), (180, 1703936), (192, 1597440), (195, 1572864), (208, 1474560), (234, 1310720), (240, 1277952), (256, 1198080), (260, 1179648), (288, 1064960), (312, 983040), (320, 958464), (360, 851968), (384, 798720), (390, 786432), (416, 737280), (468, 655360), (480, 638976), (512, 599040), (520, 589824), (576, 532480), (585, 524288), (624, 491520), (640, 479232), (720, 425984), (768, 399360), (780, 393216), (832, 368640), (936, 327680), (960, 319488), (1024, 299520), (1040, 294912), (1152, 266240), (1170, 262144), (1248, 245760), (1280, 239616), (1440, 212992), (1536, 199680), (1560, 196608), (1664, 184320), (1872, 163840), (1920, 159744), (2048, 149760), (2080, 147456), (2304, 133120), (2340, 131072), (2496, 122880), (2560, 119808), (2880, 106496), (3072, 99840), (3120, 98304), (3328, 92160), (3744, 81920), (3840, 79872), (4096, 74880), (4160, 73728), (4608, 66560), (4680, 65536), (4992, 61440), (5120, 59904), (5760, 53248), (6144, 49920), (6240, 49152), (6656, 46080), (7488, 40960), (7680, 39936), (8192, 37440), (8320, 36864), (9216, 33280), (9360, 32768), (9984, 30720), (10240, 29952), (11520, 26624), (12288, 24960), (12480, 24576), (13312, 23040), (14976, 20480), (15360, 19968), (16384, 18720), (16640, 18432)]