78459906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1741}}^1$

素因数の和:1819

約数の個数: 64

約数和(自身を含む): 190644480

約数和(自身を除く): 112184574

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 37, 42, 58, 74, 87, 111, 174, 203, 222, 259, 406, 518, 609, 777, 1073, 1218, 1554, 1741, 2146, 3219, 3482, 5223, 6438, 7511, 10446, 12187, 15022, 22533, 24374, 36561, 45066, 50489, 64417, 73122, 100978, 128834, 151467, 193251, 302934, 353423, 386502, 450919, 706846, 901838, 1060269, 1352757, 1868093, 2120538, 2705514, 3736186, 5604279, 11208558, 13076651, 26153302, 39229953, 78459906]

約数ペア:

[(1, 78459906), (2, 39229953), (3, 26153302), (6, 13076651), (7, 11208558), (14, 5604279), (21, 3736186), (29, 2705514), (37, 2120538), (42, 1868093), (58, 1352757), (74, 1060269), (87, 901838), (111, 706846), (174, 450919), (203, 386502), (222, 353423), (259, 302934), (406, 193251), (518, 151467), (609, 128834), (777, 100978), (1073, 73122), (1218, 64417), (1554, 50489), (1741, 45066), (2146, 36561), (3219, 24374), (3482, 22533), (5223, 15022), (6438, 12187), (7511, 10446)]