199918488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 627056640

約数和(自身を除く): 427138152

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 251, 264, 308, 431, 462, 502, 616, 753, 862, 924, 1004, 1293, 1506, 1724, 1757, 1848, 2008, 2586, 2761, 3012, 3017, 3448, 3514, 4741, 5172, 5271, 5522, 6024, 6034, 7028, 8283, 9051, 9482, 10344, 10542, 11044, 12068, 14056, 14223, 16566, 18102, 18964, 19327, 21084, 22088, 24136, 28446, 33132, 33187, 36204, 37928, 38654, 42168, 56892, 57981, 66264, 66374, 72408, 77308, 99561, 108181, 113784, 115962, 132748, 154616, 199122, 216362, 231924, 265496, 324543, 398244, 432724, 463848, 649086, 757267, 796488, 865448, 1189991, 1298172, 1514534, 2271801, 2379982, 2596344, 3029068, 3569973, 4543602, 4759964, 6058136, 7139946, 8329937, 9087204, 9519928, 14279892, 16659874, 18174408, 24989811, 28559784, 33319748, 49979622, 66639496, 99959244, 199918488]

約数ペア:

[(1, 199918488), (2, 99959244), (3, 66639496), (4, 49979622), (6, 33319748), (7, 28559784), (8, 24989811), (11, 18174408), (12, 16659874), (14, 14279892), (21, 9519928), (22, 9087204), (24, 8329937), (28, 7139946), (33, 6058136), (42, 4759964), (44, 4543602), (56, 3569973), (66, 3029068), (77, 2596344), (84, 2379982), (88, 2271801), (132, 1514534), (154, 1298172), (168, 1189991), (231, 865448), (251, 796488), (264, 757267), (308, 649086), (431, 463848), (462, 432724), (502, 398244), (616, 324543), (753, 265496), (862, 231924), (924, 216362), (1004, 199122), (1293, 154616), (1506, 132748), (1724, 115962), (1757, 113784), (1848, 108181), (2008, 99561), (2586, 77308), (2761, 72408), (3012, 66374), (3017, 66264), (3448, 57981), (3514, 56892), (4741, 42168), (5172, 38654), (5271, 37928), (5522, 36204), (6024, 33187), (6034, 33132), (7028, 28446), (8283, 24136), (9051, 22088), (9482, 21084), (10344, 19327), (10542, 18964), (11044, 18102), (12068, 16566), (14056, 14223)]