680507856

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{977}}^1$

素因数の和:1689

約数の個数: 120

約数和(自身を含む): 2181925824

約数和(自身を除く): 1501417968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 691, 977, 1008, 1382, 1954, 2073, 2764, 2931, 3908, 4146, 4837, 5528, 5862, 6219, 6839, 7816, 8292, 8793, 9674, 11056, 11724, 12438, 13678, 14511, 15632, 16584, 17586, 19348, 20517, 23448, 24876, 27356, 29022, 33168, 35172, 38696, 41034, 43533, 46896, 49752, 54712, 58044, 61551, 70344, 77392, 82068, 87066, 99504, 109424, 116088, 123102, 140688, 164136, 174132, 232176, 246204, 328272, 348264, 492408, 675107, 696528, 984816, 1350214, 2025321, 2700428, 4050642, 4725749, 5400856, 6075963, 8101284, 9451498, 10801712, 12151926, 14177247, 16202568, 18902996, 24303852, 28354494, 32405136, 37805992, 42531741, 48607704, 56708988, 75611984, 85063482, 97215408, 113417976, 170126964, 226835952, 340253928, 680507856]

約数ペア:

[(1, 680507856), (2, 340253928), (3, 226835952), (4, 170126964), (6, 113417976), (7, 97215408), (8, 85063482), (9, 75611984), (12, 56708988), (14, 48607704), (16, 42531741), (18, 37805992), (21, 32405136), (24, 28354494), (28, 24303852), (36, 18902996), (42, 16202568), (48, 14177247), (56, 12151926), (63, 10801712), (72, 9451498), (84, 8101284), (112, 6075963), (126, 5400856), (144, 4725749), (168, 4050642), (252, 2700428), (336, 2025321), (504, 1350214), (691, 984816), (977, 696528), (1008, 675107), (1382, 492408), (1954, 348264), (2073, 328272), (2764, 246204), (2931, 232176), (3908, 174132), (4146, 164136), (4837, 140688), (5528, 123102), (5862, 116088), (6219, 109424), (6839, 99504), (7816, 87066), (8292, 82068), (8793, 77392), (9674, 70344), (11056, 61551), (11724, 58044), (12438, 54712), (13678, 49752), (14511, 46896), (15632, 43533), (16584, 41034), (17586, 38696), (19348, 35172), (20517, 33168), (23448, 29022), (24876, 27356)]