717992824

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1999}}^1$

素因数の和:2180

約数の個数: 64

約数和(自身を含む): 1512000000

約数和(自身を除く): 794007176

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 139, 152, 278, 323, 556, 646, 1112, 1292, 1999, 2363, 2584, 2641, 3998, 4726, 5282, 7996, 9452, 10564, 15992, 18904, 21128, 33983, 37981, 44897, 67966, 75962, 89794, 135932, 151924, 179588, 271864, 277861, 303848, 359176, 555722, 645677, 1111444, 1291354, 2222888, 2582708, 4723637, 5165416, 5279359, 9447274, 10558718, 18894548, 21117436, 37789096, 42234872, 89749103, 179498206, 358996412, 717992824]

約数ペア:

[(1, 717992824), (2, 358996412), (4, 179498206), (8, 89749103), (17, 42234872), (19, 37789096), (34, 21117436), (38, 18894548), (68, 10558718), (76, 9447274), (136, 5279359), (139, 5165416), (152, 4723637), (278, 2582708), (323, 2222888), (556, 1291354), (646, 1111444), (1112, 645677), (1292, 555722), (1999, 359176), (2363, 303848), (2584, 277861), (2641, 271864), (3998, 179588), (4726, 151924), (5282, 135932), (7996, 89794), (9452, 75962), (10564, 67966), (15992, 44897), (18904, 37981), (21128, 33983)]