66538656

素因数分解:

$2^5\times 3^2\times {\mathrm{463}}^1\times {\mathrm{499}}^1$

素因数の和:978

約数の個数: 72

約数和(自身を含む): 190008000

約数和(自身を除く): 123469344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 463, 499, 926, 998, 1389, 1497, 1852, 1996, 2778, 2994, 3704, 3992, 4167, 4491, 5556, 5988, 7408, 7984, 8334, 8982, 11112, 11976, 14816, 15968, 16668, 17964, 22224, 23952, 33336, 35928, 44448, 47904, 66672, 71856, 133344, 143712, 231037, 462074, 693111, 924148, 1386222, 1848296, 2079333, 2772444, 3696592, 4158666, 5544888, 7393184, 8317332, 11089776, 16634664, 22179552, 33269328, 66538656]

約数ペア:

[(1, 66538656), (2, 33269328), (3, 22179552), (4, 16634664), (6, 11089776), (8, 8317332), (9, 7393184), (12, 5544888), (16, 4158666), (18, 3696592), (24, 2772444), (32, 2079333), (36, 1848296), (48, 1386222), (72, 924148), (96, 693111), (144, 462074), (288, 231037), (463, 143712), (499, 133344), (926, 71856), (998, 66672), (1389, 47904), (1497, 44448), (1852, 35928), (1996, 33336), (2778, 23952), (2994, 22224), (3704, 17964), (3992, 16668), (4167, 15968), (4491, 14816), (5556, 11976), (5988, 11112), (7408, 8982), (7984, 8334)]