978670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 64

約数和(自身を含む): 2322432

約数和(自身を除く): 1343762

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 41, 55, 62, 70, 77, 82, 110, 154, 155, 205, 217, 287, 310, 341, 385, 410, 434, 451, 574, 682, 770, 902, 1085, 1271, 1435, 1705, 2170, 2255, 2387, 2542, 2870, 3157, 3410, 4510, 4774, 6314, 6355, 8897, 11935, 12710, 13981, 15785, 17794, 23870, 27962, 31570, 44485, 69905, 88970, 97867, 139810, 195734, 489335, 978670]

約数ペア:

[(1, 978670), (2, 489335), (5, 195734), (7, 139810), (10, 97867), (11, 88970), (14, 69905), (22, 44485), (31, 31570), (35, 27962), (41, 23870), (55, 17794), (62, 15785), (70, 13981), (77, 12710), (82, 11935), (110, 8897), (154, 6355), (155, 6314), (205, 4774), (217, 4510), (287, 3410), (310, 3157), (341, 2870), (385, 2542), (410, 2387), (434, 2255), (451, 2170), (574, 1705), (682, 1435), (770, 1271), (902, 1085)]