257697072

素因数分解:

$2^4\times 3^3\times {\mathrm{83}}^1\times {\mathrm{7187}}^1$

素因数の和:7287

約数の個数: 80

約数和(自身を含む): 748702080

約数和(自身を除く): 491005008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 83, 108, 144, 166, 216, 249, 332, 432, 498, 664, 747, 996, 1328, 1494, 1992, 2241, 2988, 3984, 4482, 5976, 7187, 8964, 11952, 14374, 17928, 21561, 28748, 35856, 43122, 57496, 64683, 86244, 114992, 129366, 172488, 194049, 258732, 344976, 388098, 517464, 596521, 776196, 1034928, 1193042, 1552392, 1789563, 2386084, 3104784, 3579126, 4772168, 5368689, 7158252, 9544336, 10737378, 14316504, 16106067, 21474756, 28633008, 32212134, 42949512, 64424268, 85899024, 128848536, 257697072]

約数ペア:

[(1, 257697072), (2, 128848536), (3, 85899024), (4, 64424268), (6, 42949512), (8, 32212134), (9, 28633008), (12, 21474756), (16, 16106067), (18, 14316504), (24, 10737378), (27, 9544336), (36, 7158252), (48, 5368689), (54, 4772168), (72, 3579126), (83, 3104784), (108, 2386084), (144, 1789563), (166, 1552392), (216, 1193042), (249, 1034928), (332, 776196), (432, 596521), (498, 517464), (664, 388098), (747, 344976), (996, 258732), (1328, 194049), (1494, 172488), (1992, 129366), (2241, 114992), (2988, 86244), (3984, 64683), (4482, 57496), (5976, 43122), (7187, 35856), (8964, 28748), (11952, 21561), (14374, 17928)]