78172710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:858

約数の個数: 128

約数和(自身を含む): 239652864

約数和(自身を除く): 161480154

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 43, 55, 66, 70, 77, 86, 105, 110, 129, 154, 165, 210, 215, 231, 258, 301, 330, 385, 430, 462, 473, 602, 645, 770, 787, 903, 946, 1155, 1290, 1419, 1505, 1574, 1806, 2310, 2361, 2365, 2838, 3010, 3311, 3935, 4515, 4722, 4730, 5509, 6622, 7095, 7870, 8657, 9030, 9933, 11018, 11805, 14190, 16527, 16555, 17314, 19866, 23610, 25971, 27545, 33054, 33110, 33841, 43285, 49665, 51942, 55090, 60599, 67682, 82635, 86570, 99330, 101523, 121198, 129855, 165270, 169205, 181797, 203046, 236887, 259710, 302995, 338410, 363594, 372251, 473774, 507615, 605990, 710661, 744502, 908985, 1015230, 1116753, 1184435, 1421322, 1817970, 1861255, 2233506, 2368870, 2605757, 3553305, 3722510, 5211514, 5583765, 7106610, 7817271, 11167530, 13028785, 15634542, 26057570, 39086355, 78172710]

約数ペア:

[(1, 78172710), (2, 39086355), (3, 26057570), (5, 15634542), (6, 13028785), (7, 11167530), (10, 7817271), (11, 7106610), (14, 5583765), (15, 5211514), (21, 3722510), (22, 3553305), (30, 2605757), (33, 2368870), (35, 2233506), (42, 1861255), (43, 1817970), (55, 1421322), (66, 1184435), (70, 1116753), (77, 1015230), (86, 908985), (105, 744502), (110, 710661), (129, 605990), (154, 507615), (165, 473774), (210, 372251), (215, 363594), (231, 338410), (258, 302995), (301, 259710), (330, 236887), (385, 203046), (430, 181797), (462, 169205), (473, 165270), (602, 129855), (645, 121198), (770, 101523), (787, 99330), (903, 86570), (946, 82635), (1155, 67682), (1290, 60599), (1419, 55090), (1505, 51942), (1574, 49665), (1806, 43285), (2310, 33841), (2361, 33110), (2365, 33054), (2838, 27545), (3010, 25971), (3311, 23610), (3935, 19866), (4515, 17314), (4722, 16555), (4730, 16527), (5509, 14190), (6622, 11805), (7095, 11018), (7870, 9933), (8657, 9030)]