51747960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 171072000

約数和(自身を除く): 119324040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 197, 199, 220, 264, 330, 394, 398, 440, 591, 597, 660, 788, 796, 985, 995, 1182, 1194, 1320, 1576, 1592, 1970, 1990, 2167, 2189, 2364, 2388, 2955, 2985, 3940, 3980, 4334, 4378, 4728, 4776, 5910, 5970, 6501, 6567, 7880, 7960, 8668, 8756, 10835, 10945, 11820, 11940, 13002, 13134, 17336, 17512, 21670, 21890, 23640, 23880, 26004, 26268, 32505, 32835, 39203, 43340, 43780, 52008, 52536, 65010, 65670, 78406, 86680, 87560, 117609, 130020, 131340, 156812, 196015, 235218, 260040, 262680, 313624, 392030, 431233, 470436, 588045, 784060, 862466, 940872, 1176090, 1293699, 1568120, 1724932, 2156165, 2352180, 2587398, 3449864, 4312330, 4704360, 5174796, 6468495, 8624660, 10349592, 12936990, 17249320, 25873980, 51747960]

約数ペア:

[(1, 51747960), (2, 25873980), (3, 17249320), (4, 12936990), (5, 10349592), (6, 8624660), (8, 6468495), (10, 5174796), (11, 4704360), (12, 4312330), (15, 3449864), (20, 2587398), (22, 2352180), (24, 2156165), (30, 1724932), (33, 1568120), (40, 1293699), (44, 1176090), (55, 940872), (60, 862466), (66, 784060), (88, 588045), (110, 470436), (120, 431233), (132, 392030), (165, 313624), (197, 262680), (199, 260040), (220, 235218), (264, 196015), (330, 156812), (394, 131340), (398, 130020), (440, 117609), (591, 87560), (597, 86680), (660, 78406), (788, 65670), (796, 65010), (985, 52536), (995, 52008), (1182, 43780), (1194, 43340), (1320, 39203), (1576, 32835), (1592, 32505), (1970, 26268), (1990, 26004), (2167, 23880), (2189, 23640), (2364, 21890), (2388, 21670), (2955, 17512), (2985, 17336), (3940, 13134), (3980, 13002), (4334, 11940), (4378, 11820), (4728, 10945), (4776, 10835), (5910, 8756), (5970, 8668), (6501, 7960), (6567, 7880)]