340778870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:909

約数の個数: 64

約数和(自身を含む): 674023680

約数和(自身を除く): 333244810

約数列:

[1, 2, 5, 10, 19, 38, 43, 53, 86, 95, 106, 190, 215, 265, 430, 530, 787, 817, 1007, 1574, 1634, 2014, 2279, 3935, 4085, 4558, 5035, 7870, 8170, 10070, 11395, 14953, 22790, 29906, 33841, 41711, 43301, 67682, 74765, 83422, 86602, 149530, 169205, 208555, 216505, 338410, 417110, 433010, 642979, 792509, 1285958, 1585018, 1793573, 3214895, 3587146, 3962545, 6429790, 7925090, 8967865, 17935730, 34077887, 68155774, 170389435, 340778870]

約数ペア:

[(1, 340778870), (2, 170389435), (5, 68155774), (10, 34077887), (19, 17935730), (38, 8967865), (43, 7925090), (53, 6429790), (86, 3962545), (95, 3587146), (106, 3214895), (190, 1793573), (215, 1585018), (265, 1285958), (430, 792509), (530, 642979), (787, 433010), (817, 417110), (1007, 338410), (1574, 216505), (1634, 208555), (2014, 169205), (2279, 149530), (3935, 86602), (4085, 83422), (4558, 74765), (5035, 67682), (7870, 43301), (8170, 41711), (10070, 33841), (11395, 29906), (14953, 22790)]