680851584

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{84431}}^1$

素因数の和:84458

約数の個数: 96

約数和(自身を含む): 2239136640

約数和(自身を除く): 1558285056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 288, 336, 384, 448, 504, 576, 672, 896, 1008, 1152, 1344, 2016, 2688, 4032, 8064, 84431, 168862, 253293, 337724, 506586, 591017, 675448, 759879, 1013172, 1182034, 1350896, 1519758, 1773051, 2026344, 2364068, 2701792, 3039516, 3546102, 4052688, 4728136, 5319153, 5403584, 6079032, 7092204, 8105376, 9456272, 10638306, 10807168, 12158064, 14184408, 16210752, 18912544, 21276612, 24316128, 28368816, 32421504, 37825088, 42553224, 48632256, 56737632, 75650176, 85106448, 97264512, 113475264, 170212896, 226950528, 340425792, 680851584]

約数ペア:

[(1, 680851584), (2, 340425792), (3, 226950528), (4, 170212896), (6, 113475264), (7, 97264512), (8, 85106448), (9, 75650176), (12, 56737632), (14, 48632256), (16, 42553224), (18, 37825088), (21, 32421504), (24, 28368816), (28, 24316128), (32, 21276612), (36, 18912544), (42, 16210752), (48, 14184408), (56, 12158064), (63, 10807168), (64, 10638306), (72, 9456272), (84, 8105376), (96, 7092204), (112, 6079032), (126, 5403584), (128, 5319153), (144, 4728136), (168, 4052688), (192, 3546102), (224, 3039516), (252, 2701792), (288, 2364068), (336, 2026344), (384, 1773051), (448, 1519758), (504, 1350896), (576, 1182034), (672, 1013172), (896, 759879), (1008, 675448), (1152, 591017), (1344, 506586), (2016, 337724), (2688, 253293), (4032, 168862), (8064, 84431)]