2689092840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139187}}^1$

素因数の和:139231

約数の個数: 128

約数和(自身を含む): 9620674560

約数和(自身を除く): 6931581720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 19320, 139187, 278374, 417561, 556748, 695935, 835122, 974309, 1113496, 1391870, 1670244, 1948618, 2087805, 2783740, 2922927, 3201301, 3340488, 3897236, 4175610, 4871545, 5567480, 5845854, 6402602, 7794472, 8351220, 9603903, 9743090, 11691708, 12805204, 14614635, 16006505, 16702440, 19207806, 19486180, 22409107, 23383416, 25610408, 29229270, 32013010, 38415612, 38972360, 44818214, 48019515, 58458540, 64026020, 67227321, 76831224, 89636428, 96039030, 112045535, 116917080, 128052040, 134454642, 179272856, 192078060, 224091070, 268909284, 336136605, 384156120, 448182140, 537818568, 672273210, 896364280, 1344546420, 2689092840]

約数ペア:

[(1, 2689092840), (2, 1344546420), (3, 896364280), (4, 672273210), (5, 537818568), (6, 448182140), (7, 384156120), (8, 336136605), (10, 268909284), (12, 224091070), (14, 192078060), (15, 179272856), (20, 134454642), (21, 128052040), (23, 116917080), (24, 112045535), (28, 96039030), (30, 89636428), (35, 76831224), (40, 67227321), (42, 64026020), (46, 58458540), (56, 48019515), (60, 44818214), (69, 38972360), (70, 38415612), (84, 32013010), (92, 29229270), (105, 25610408), (115, 23383416), (120, 22409107), (138, 19486180), (140, 19207806), (161, 16702440), (168, 16006505), (184, 14614635), (210, 12805204), (230, 11691708), (276, 9743090), (280, 9603903), (322, 8351220), (345, 7794472), (420, 6402602), (460, 5845854), (483, 5567480), (552, 4871545), (644, 4175610), (690, 3897236), (805, 3340488), (840, 3201301), (920, 2922927), (966, 2783740), (1288, 2087805), (1380, 1948618), (1610, 1670244), (1932, 1391870), (2415, 1113496), (2760, 974309), (3220, 835122), (3864, 695935), (4830, 556748), (6440, 417561), (9660, 278374), (19320, 139187)]