81120816

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3499}}^1$

素因数の和:3543

約数の個数: 120

約数和(自身を含む): 270816000

約数和(自身を除く): 189695184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 112, 126, 138, 144, 161, 168, 184, 207, 252, 276, 322, 336, 368, 414, 483, 504, 552, 644, 828, 966, 1008, 1104, 1288, 1449, 1656, 1932, 2576, 2898, 3312, 3499, 3864, 5796, 6998, 7728, 10497, 11592, 13996, 20994, 23184, 24493, 27992, 31491, 41988, 48986, 55984, 62982, 73479, 80477, 83976, 97972, 125964, 146958, 160954, 167952, 195944, 220437, 241431, 251928, 293916, 321908, 391888, 440874, 482862, 503856, 563339, 587832, 643816, 724293, 881748, 965724, 1126678, 1175664, 1287632, 1448586, 1690017, 1763496, 1931448, 2253356, 2897172, 3380034, 3526992, 3862896, 4506712, 5070051, 5794344, 6760068, 9013424, 10140102, 11588688, 13520136, 20280204, 27040272, 40560408, 81120816]

約数ペア:

[(1, 81120816), (2, 40560408), (3, 27040272), (4, 20280204), (6, 13520136), (7, 11588688), (8, 10140102), (9, 9013424), (12, 6760068), (14, 5794344), (16, 5070051), (18, 4506712), (21, 3862896), (23, 3526992), (24, 3380034), (28, 2897172), (36, 2253356), (42, 1931448), (46, 1763496), (48, 1690017), (56, 1448586), (63, 1287632), (69, 1175664), (72, 1126678), (84, 965724), (92, 881748), (112, 724293), (126, 643816), (138, 587832), (144, 563339), (161, 503856), (168, 482862), (184, 440874), (207, 391888), (252, 321908), (276, 293916), (322, 251928), (336, 241431), (368, 220437), (414, 195944), (483, 167952), (504, 160954), (552, 146958), (644, 125964), (828, 97972), (966, 83976), (1008, 80477), (1104, 73479), (1288, 62982), (1449, 55984), (1656, 48986), (1932, 41988), (2576, 31491), (2898, 27992), (3312, 24493), (3499, 23184), (3864, 20994), (5796, 13996), (6998, 11592), (7728, 10497)]