118520710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1999}}^1$

素因数の和:2042

約数の個数: 72

約数和(自身を含む): 272916000

約数和(自身を除く): 154395290

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 121, 154, 242, 245, 385, 490, 539, 605, 770, 847, 1078, 1210, 1694, 1999, 2695, 3998, 4235, 5390, 5929, 8470, 9995, 11858, 13993, 19990, 21989, 27986, 29645, 43978, 59290, 69965, 97951, 109945, 139930, 153923, 195902, 219890, 241879, 307846, 483758, 489755, 769615, 979510, 1077461, 1209395, 1539230, 1693153, 2154922, 2418790, 3386306, 5387305, 8465765, 10774610, 11852071, 16931530, 23704142, 59260355, 118520710]

約数ペア:

[(1, 118520710), (2, 59260355), (5, 23704142), (7, 16931530), (10, 11852071), (11, 10774610), (14, 8465765), (22, 5387305), (35, 3386306), (49, 2418790), (55, 2154922), (70, 1693153), (77, 1539230), (98, 1209395), (110, 1077461), (121, 979510), (154, 769615), (242, 489755), (245, 483758), (385, 307846), (490, 241879), (539, 219890), (605, 195902), (770, 153923), (847, 139930), (1078, 109945), (1210, 97951), (1694, 69965), (1999, 59290), (2695, 43978), (3998, 29645), (4235, 27986), (5390, 21989), (5929, 19990), (8470, 13993), (9995, 11858)]