20560803840

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{223099}}^1$

素因数の和:223132

約数の個数: 144

約数和(自身を含む): 71260371000

約数和(自身を除く): 50699567160

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, 2048, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 6144, 7680, 9216, 10240, 11520, 15360, 18432, 23040, 30720, 46080, 92160, 223099, 446198, 669297, 892396, 1115495, 1338594, 1784792, 2007891, 2230990, 2677188, 3346485, 3569584, 4015782, 4461980, 5354376, 6692970, 7139168, 8031564, 8923960, 10039455, 10708752, 13385940, 14278336, 16063128, 17847920, 20078910, 21417504, 26771880, 28556672, 32126256, 35695840, 40157820, 42835008, 53543760, 57113344, 64252512, 71391680, 80315640, 85670016, 107087520, 114226688, 128505024, 142783360, 160631280, 171340032, 214175040, 228453376, 257010048, 285566720, 321262560, 342680064, 428350080, 456906752, 514020096, 571133440, 642525120, 685360128, 856700160, 1028040192, 1142266880, 1285050240, 1370720256, 1713400320, 2056080384, 2284533760, 2570100480, 3426800640, 4112160768, 5140200960, 6853601280, 10280401920, 20560803840]

約数ペア:

[(1, 20560803840), (2, 10280401920), (3, 6853601280), (4, 5140200960), (5, 4112160768), (6, 3426800640), (8, 2570100480), (9, 2284533760), (10, 2056080384), (12, 1713400320), (15, 1370720256), (16, 1285050240), (18, 1142266880), (20, 1028040192), (24, 856700160), (30, 685360128), (32, 642525120), (36, 571133440), (40, 514020096), (45, 456906752), (48, 428350080), (60, 342680064), (64, 321262560), (72, 285566720), (80, 257010048), (90, 228453376), (96, 214175040), (120, 171340032), (128, 160631280), (144, 142783360), (160, 128505024), (180, 114226688), (192, 107087520), (240, 85670016), (256, 80315640), (288, 71391680), (320, 64252512), (360, 57113344), (384, 53543760), (480, 42835008), (512, 40157820), (576, 35695840), (640, 32126256), (720, 28556672), (768, 26771880), (960, 21417504), (1024, 20078910), (1152, 17847920), (1280, 16063128), (1440, 14278336), (1536, 13385940), (1920, 10708752), (2048, 10039455), (2304, 8923960), (2560, 8031564), (2880, 7139168), (3072, 6692970), (3840, 5354376), (4608, 4461980), (5120, 4015782), (5760, 3569584), (6144, 3346485), (7680, 2677188), (9216, 2230990), (10240, 2007891), (11520, 1784792), (15360, 1338594), (18432, 1115495), (23040, 892396), (30720, 669297), (46080, 446198), (92160, 223099)]