51519160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 148262400

約数和(自身を除く): 96743240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 140, 154, 172, 215, 220, 280, 301, 308, 344, 385, 389, 430, 440, 473, 602, 616, 770, 778, 860, 946, 1204, 1505, 1540, 1556, 1720, 1892, 1945, 2365, 2408, 2723, 3010, 3080, 3112, 3311, 3784, 3890, 4279, 4730, 5446, 6020, 6622, 7780, 8558, 9460, 10892, 12040, 13244, 13615, 15560, 16555, 16727, 17116, 18920, 21395, 21784, 26488, 27230, 29953, 33110, 33454, 34232, 42790, 54460, 59906, 66220, 66908, 83635, 85580, 108920, 117089, 119812, 132440, 133816, 149765, 167270, 171160, 183997, 234178, 239624, 299530, 334540, 367994, 468356, 585445, 599060, 669080, 735988, 919985, 936712, 1170890, 1198120, 1287979, 1471976, 1839970, 2341780, 2575958, 3679940, 4683560, 5151916, 6439895, 7359880, 10303832, 12879790, 25759580, 51519160]

約数ペア:

[(1, 51519160), (2, 25759580), (4, 12879790), (5, 10303832), (7, 7359880), (8, 6439895), (10, 5151916), (11, 4683560), (14, 3679940), (20, 2575958), (22, 2341780), (28, 1839970), (35, 1471976), (40, 1287979), (43, 1198120), (44, 1170890), (55, 936712), (56, 919985), (70, 735988), (77, 669080), (86, 599060), (88, 585445), (110, 468356), (140, 367994), (154, 334540), (172, 299530), (215, 239624), (220, 234178), (280, 183997), (301, 171160), (308, 167270), (344, 149765), (385, 133816), (389, 132440), (430, 119812), (440, 117089), (473, 108920), (602, 85580), (616, 83635), (770, 66908), (778, 66220), (860, 59906), (946, 54460), (1204, 42790), (1505, 34232), (1540, 33454), (1556, 33110), (1720, 29953), (1892, 27230), (1945, 26488), (2365, 21784), (2408, 21395), (2723, 18920), (3010, 17116), (3080, 16727), (3112, 16555), (3311, 15560), (3784, 13615), (3890, 13244), (4279, 12040), (4730, 10892), (5446, 9460), (6020, 8558), (6622, 7780)]