1820113920

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{39499}}^1$

素因数の和:39530

約数の個数: 132

約数和(自身を含む): 6306807000

約数和(自身を除く): 4486693080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 7680, 9216, 11520, 15360, 23040, 39499, 46080, 78998, 118497, 157996, 197495, 236994, 315992, 355491, 394990, 473988, 592485, 631984, 710982, 789980, 947976, 1184970, 1263968, 1421964, 1579960, 1777455, 1895952, 2369940, 2527936, 2843928, 3159920, 3554910, 3791904, 4739880, 5055872, 5687856, 6319840, 7109820, 7583808, 9479760, 10111744, 11375712, 12639680, 14219640, 15167616, 18959520, 20223488, 22751424, 25279360, 28439280, 30335232, 37919040, 40446976, 45502848, 50558720, 56878560, 60670464, 75838080, 91005696, 101117440, 113757120, 121340928, 151676160, 182011392, 202234880, 227514240, 303352320, 364022784, 455028480, 606704640, 910056960, 1820113920]

約数ペア:

[(1, 1820113920), (2, 910056960), (3, 606704640), (4, 455028480), (5, 364022784), (6, 303352320), (8, 227514240), (9, 202234880), (10, 182011392), (12, 151676160), (15, 121340928), (16, 113757120), (18, 101117440), (20, 91005696), (24, 75838080), (30, 60670464), (32, 56878560), (36, 50558720), (40, 45502848), (45, 40446976), (48, 37919040), (60, 30335232), (64, 28439280), (72, 25279360), (80, 22751424), (90, 20223488), (96, 18959520), (120, 15167616), (128, 14219640), (144, 12639680), (160, 11375712), (180, 10111744), (192, 9479760), (240, 7583808), (256, 7109820), (288, 6319840), (320, 5687856), (360, 5055872), (384, 4739880), (480, 3791904), (512, 3554910), (576, 3159920), (640, 2843928), (720, 2527936), (768, 2369940), (960, 1895952), (1024, 1777455), (1152, 1579960), (1280, 1421964), (1440, 1263968), (1536, 1184970), (1920, 947976), (2304, 789980), (2560, 710982), (2880, 631984), (3072, 592485), (3840, 473988), (4608, 394990), (5120, 355491), (5760, 315992), (7680, 236994), (9216, 197495), (11520, 157996), (15360, 118497), (23040, 78998), (39499, 46080)]