122712488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 251424000

約数和(自身を除く): 128711512

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 89, 94, 152, 178, 188, 193, 356, 376, 386, 712, 772, 893, 1544, 1691, 1786, 3382, 3572, 3667, 4183, 6764, 7144, 7334, 8366, 9071, 13528, 14668, 16732, 17177, 18142, 29336, 33464, 34354, 36284, 68708, 72568, 79477, 137416, 158954, 172349, 317908, 326363, 344698, 635816, 652726, 689396, 807319, 1305452, 1378792, 1614638, 2610904, 3229276, 6458552, 15339061, 30678122, 61356244, 122712488]

約数ペア:

[(1, 122712488), (2, 61356244), (4, 30678122), (8, 15339061), (19, 6458552), (38, 3229276), (47, 2610904), (76, 1614638), (89, 1378792), (94, 1305452), (152, 807319), (178, 689396), (188, 652726), (193, 635816), (356, 344698), (376, 326363), (386, 317908), (712, 172349), (772, 158954), (893, 137416), (1544, 79477), (1691, 72568), (1786, 68708), (3382, 36284), (3572, 34354), (3667, 33464), (4183, 29336), (6764, 18142), (7144, 17177), (7334, 16732), (8366, 14668), (9071, 13528)]