21240574080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1005709}}^1$

素因数の和:1005742

約数の個数: 128

約数和(自身を含む): 73859342400

約数和(自身を除く): 52618768320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 10560, 21120, 1005709, 2011418, 3017127, 4022836, 5028545, 6034254, 8045672, 10057090, 11062799, 12068508, 15085635, 16091344, 20114180, 22125598, 24137016, 30171270, 32182688, 33188397, 40228360, 44251196, 48274032, 55313995, 60342540, 64365376, 66376794, 80456720, 88502392, 96548064, 110627990, 120685080, 128730752, 132753588, 160913440, 165941985, 177004784, 193096128, 221255980, 241370160, 265507176, 321826880, 331883970, 354009568, 386192256, 442511960, 482740320, 531014352, 643653760, 663767940, 708019136, 885023920, 965480640, 1062028704, 1327535880, 1416038272, 1770047840, 1930961280, 2124057408, 2655071760, 3540095680, 4248114816, 5310143520, 7080191360, 10620287040, 21240574080]

約数ペア:

[(1, 21240574080), (2, 10620287040), (3, 7080191360), (4, 5310143520), (5, 4248114816), (6, 3540095680), (8, 2655071760), (10, 2124057408), (11, 1930961280), (12, 1770047840), (15, 1416038272), (16, 1327535880), (20, 1062028704), (22, 965480640), (24, 885023920), (30, 708019136), (32, 663767940), (33, 643653760), (40, 531014352), (44, 482740320), (48, 442511960), (55, 386192256), (60, 354009568), (64, 331883970), (66, 321826880), (80, 265507176), (88, 241370160), (96, 221255980), (110, 193096128), (120, 177004784), (128, 165941985), (132, 160913440), (160, 132753588), (165, 128730752), (176, 120685080), (192, 110627990), (220, 96548064), (240, 88502392), (264, 80456720), (320, 66376794), (330, 64365376), (352, 60342540), (384, 55313995), (440, 48274032), (480, 44251196), (528, 40228360), (640, 33188397), (660, 32182688), (704, 30171270), (880, 24137016), (960, 22125598), (1056, 20114180), (1320, 16091344), (1408, 15085635), (1760, 12068508), (1920, 11062799), (2112, 10057090), (2640, 8045672), (3520, 6034254), (4224, 5028545), (5280, 4022836), (7040, 3017127), (10560, 2011418), (21120, 1005709)]