6438504464

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{21767}}^1$

素因数の和:21940

約数の個数: 80

約数和(自身を含む): 15115699200

約数和(自身を除く): 8677194736

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 139, 152, 266, 278, 304, 532, 556, 973, 1064, 1112, 1946, 2128, 2224, 2641, 3892, 5282, 7784, 10564, 15568, 18487, 21128, 21767, 36974, 42256, 43534, 73948, 87068, 147896, 152369, 174136, 295792, 304738, 348272, 413573, 609476, 827146, 1218952, 1654292, 2437904, 2895011, 3025613, 3308584, 5790022, 6051226, 6617168, 11580044, 12102452, 21179291, 23160088, 24204904, 42358582, 46320176, 48409808, 57486647, 84717164, 114973294, 169434328, 229946588, 338868656, 402406529, 459893176, 804813058, 919786352, 1609626116, 3219252232, 6438504464]

約数ペア:

[(1, 6438504464), (2, 3219252232), (4, 1609626116), (7, 919786352), (8, 804813058), (14, 459893176), (16, 402406529), (19, 338868656), (28, 229946588), (38, 169434328), (56, 114973294), (76, 84717164), (112, 57486647), (133, 48409808), (139, 46320176), (152, 42358582), (266, 24204904), (278, 23160088), (304, 21179291), (532, 12102452), (556, 11580044), (973, 6617168), (1064, 6051226), (1112, 5790022), (1946, 3308584), (2128, 3025613), (2224, 2895011), (2641, 2437904), (3892, 1654292), (5282, 1218952), (7784, 827146), (10564, 609476), (15568, 413573), (18487, 348272), (21128, 304738), (21767, 295792), (36974, 174136), (42256, 152369), (43534, 147896), (73948, 87068)]