21751051520

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{23057}}^1$

素因数の和:23156

約数の個数: 144

約数和(自身を含む): 57687795648

約数和(自身を除く): 35936744128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 88, 110, 128, 134, 160, 176, 220, 256, 268, 320, 335, 352, 440, 536, 640, 670, 704, 737, 880, 1072, 1280, 1340, 1408, 1474, 1760, 2144, 2680, 2816, 2948, 3520, 3685, 4288, 5360, 5896, 7040, 7370, 8576, 10720, 11792, 14080, 14740, 17152, 21440, 23057, 23584, 29480, 42880, 46114, 47168, 58960, 85760, 92228, 94336, 115285, 117920, 184456, 188672, 230570, 235840, 253627, 368912, 461140, 471680, 507254, 737824, 922280, 943360, 1014508, 1268135, 1475648, 1544819, 1844560, 2029016, 2536270, 2951296, 3089638, 3689120, 4058032, 5072540, 5902592, 6179276, 7378240, 7724095, 8116064, 10145080, 12358552, 14756480, 15448190, 16232128, 16993009, 20290160, 24717104, 29512960, 30896380, 32464256, 33986018, 40580320, 49434208, 61792760, 64928512, 67972036, 81160640, 84965045, 98868416, 123585520, 135944072, 162321280, 169930090, 197736832, 247171040, 271888144, 324642560, 339860180, 395473664, 494342080, 543776288, 679720360, 988684160, 1087552576, 1359440720, 1977368320, 2175105152, 2718881440, 4350210304, 5437762880, 10875525760, 21751051520]

約数ペア:

[(1, 21751051520), (2, 10875525760), (4, 5437762880), (5, 4350210304), (8, 2718881440), (10, 2175105152), (11, 1977368320), (16, 1359440720), (20, 1087552576), (22, 988684160), (32, 679720360), (40, 543776288), (44, 494342080), (55, 395473664), (64, 339860180), (67, 324642560), (80, 271888144), (88, 247171040), (110, 197736832), (128, 169930090), (134, 162321280), (160, 135944072), (176, 123585520), (220, 98868416), (256, 84965045), (268, 81160640), (320, 67972036), (335, 64928512), (352, 61792760), (440, 49434208), (536, 40580320), (640, 33986018), (670, 32464256), (704, 30896380), (737, 29512960), (880, 24717104), (1072, 20290160), (1280, 16993009), (1340, 16232128), (1408, 15448190), (1474, 14756480), (1760, 12358552), (2144, 10145080), (2680, 8116064), (2816, 7724095), (2948, 7378240), (3520, 6179276), (3685, 5902592), (4288, 5072540), (5360, 4058032), (5896, 3689120), (7040, 3089638), (7370, 2951296), (8576, 2536270), (10720, 2029016), (11792, 1844560), (14080, 1544819), (14740, 1475648), (17152, 1268135), (21440, 1014508), (23057, 943360), (23584, 922280), (29480, 737824), (42880, 507254), (46114, 471680), (47168, 461140), (58960, 368912), (85760, 253627), (92228, 235840), (94336, 230570), (115285, 188672), (117920, 184456)]