21959520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4159}}^1$

素因数の和:4188

約数の個数: 96

約数和(自身を含む): 75479040

約数和(自身を除く): 53519520

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, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 4159, 5280, 8318, 12477, 16636, 20795, 24954, 33272, 41590, 45749, 49908, 62385, 66544, 83180, 91498, 99816, 124770, 133088, 137247, 166360, 182996, 199632, 228745, 249540, 274494, 332720, 365992, 399264, 457490, 499080, 548988, 665440, 686235, 731984, 914980, 998160, 1097976, 1372470, 1463968, 1829960, 1996320, 2195952, 2744940, 3659920, 4391904, 5489880, 7319840, 10979760, 21959520]

約数ペア:

[(1, 21959520), (2, 10979760), (3, 7319840), (4, 5489880), (5, 4391904), (6, 3659920), (8, 2744940), (10, 2195952), (11, 1996320), (12, 1829960), (15, 1463968), (16, 1372470), (20, 1097976), (22, 998160), (24, 914980), (30, 731984), (32, 686235), (33, 665440), (40, 548988), (44, 499080), (48, 457490), (55, 399264), (60, 365992), (66, 332720), (80, 274494), (88, 249540), (96, 228745), (110, 199632), (120, 182996), (132, 166360), (160, 137247), (165, 133088), (176, 124770), (220, 99816), (240, 91498), (264, 83180), (330, 66544), (352, 62385), (440, 49908), (480, 45749), (528, 41590), (660, 33272), (880, 24954), (1056, 20795), (1320, 16636), (1760, 12477), (2640, 8318), (4159, 5280)]