647024640

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{10531}}^1$

素因数の和:10563

約数の個数: 104

約数和(自身を含む): 2070422688

約数和(自身を除く): 1423398048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 4096, 5120, 6144, 7680, 10240, 10531, 12288, 15360, 20480, 21062, 30720, 31593, 42124, 52655, 61440, 63186, 84248, 105310, 126372, 157965, 168496, 210620, 252744, 315930, 336992, 421240, 505488, 631860, 673984, 842480, 1010976, 1263720, 1347968, 1684960, 2021952, 2527440, 2695936, 3369920, 4043904, 5054880, 5391872, 6739840, 8087808, 10109760, 10783744, 13479680, 16175616, 20219520, 21567488, 26959360, 32351232, 40439040, 43134976, 53918720, 64702464, 80878080, 107837440, 129404928, 161756160, 215674880, 323512320, 647024640]

約数ペア:

[(1, 647024640), (2, 323512320), (3, 215674880), (4, 161756160), (5, 129404928), (6, 107837440), (8, 80878080), (10, 64702464), (12, 53918720), (15, 43134976), (16, 40439040), (20, 32351232), (24, 26959360), (30, 21567488), (32, 20219520), (40, 16175616), (48, 13479680), (60, 10783744), (64, 10109760), (80, 8087808), (96, 6739840), (120, 5391872), (128, 5054880), (160, 4043904), (192, 3369920), (240, 2695936), (256, 2527440), (320, 2021952), (384, 1684960), (480, 1347968), (512, 1263720), (640, 1010976), (768, 842480), (960, 673984), (1024, 631860), (1280, 505488), (1536, 421240), (1920, 336992), (2048, 315930), (2560, 252744), (3072, 210620), (3840, 168496), (4096, 157965), (5120, 126372), (6144, 105310), (7680, 84248), (10240, 63186), (10531, 61440), (12288, 52655), (15360, 42124), (20480, 31593), (21062, 30720)]