81669504

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1368

約数の個数: 128

約数和(自身を含む): 258900480

約数和(自身を除く): 177230976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 112, 128, 138, 161, 168, 184, 192, 224, 276, 322, 336, 368, 384, 448, 483, 552, 644, 672, 736, 896, 966, 1104, 1288, 1321, 1344, 1472, 1932, 2208, 2576, 2642, 2688, 2944, 3864, 3963, 4416, 5152, 5284, 7728, 7926, 8832, 9247, 10304, 10568, 15456, 15852, 18494, 20608, 21136, 27741, 30383, 30912, 31704, 36988, 42272, 55482, 60766, 61824, 63408, 73976, 84544, 91149, 110964, 121532, 126816, 147952, 169088, 182298, 212681, 221928, 243064, 253632, 295904, 364596, 425362, 443856, 486128, 507264, 591808, 638043, 729192, 850724, 887712, 972256, 1183616, 1276086, 1458384, 1701448, 1775424, 1944512, 2552172, 2916768, 3402896, 3550848, 3889024, 5104344, 5833536, 6805792, 10208688, 11667072, 13611584, 20417376, 27223168, 40834752, 81669504]

約数ペア:

[(1, 81669504), (2, 40834752), (3, 27223168), (4, 20417376), (6, 13611584), (7, 11667072), (8, 10208688), (12, 6805792), (14, 5833536), (16, 5104344), (21, 3889024), (23, 3550848), (24, 3402896), (28, 2916768), (32, 2552172), (42, 1944512), (46, 1775424), (48, 1701448), (56, 1458384), (64, 1276086), (69, 1183616), (84, 972256), (92, 887712), (96, 850724), (112, 729192), (128, 638043), (138, 591808), (161, 507264), (168, 486128), (184, 443856), (192, 425362), (224, 364596), (276, 295904), (322, 253632), (336, 243064), (368, 221928), (384, 212681), (448, 182298), (483, 169088), (552, 147952), (644, 126816), (672, 121532), (736, 110964), (896, 91149), (966, 84544), (1104, 73976), (1288, 63408), (1321, 61824), (1344, 60766), (1472, 55482), (1932, 42272), (2208, 36988), (2576, 31704), (2642, 30912), (2688, 30383), (2944, 27741), (3864, 21136), (3963, 20608), (4416, 18494), (5152, 15852), (5284, 15456), (7728, 10568), (7926, 10304), (8832, 9247)]