257980086

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1117}}^1$

素因数の和:1195

約数の個数: 128

約数和(自身を含む): 721244160

約数和(自身を除く): 463264074

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 47, 54, 63, 78, 91, 94, 117, 126, 141, 182, 189, 234, 273, 282, 329, 351, 378, 423, 546, 611, 658, 702, 819, 846, 987, 1117, 1222, 1269, 1638, 1833, 1974, 2234, 2457, 2538, 2961, 3351, 3666, 4277, 4914, 5499, 5922, 6702, 7819, 8554, 8883, 10053, 10998, 12831, 14521, 15638, 16497, 17766, 20106, 23457, 25662, 29042, 30159, 32994, 38493, 43563, 46914, 52499, 60318, 70371, 76986, 87126, 101647, 104998, 115479, 130689, 140742, 157497, 203294, 211113, 230958, 261378, 304941, 314994, 367493, 392067, 422226, 472491, 609882, 682487, 734986, 784134, 914823, 944982, 1102479, 1364974, 1417473, 1829646, 2047461, 2204958, 2744469, 2834946, 3307437, 4094922, 4777409, 5488938, 6142383, 6614874, 9554818, 9922311, 12284766, 14332227, 18427149, 19844622, 28664454, 36854298, 42996681, 85993362, 128990043, 257980086]

約数ペア:

[(1, 257980086), (2, 128990043), (3, 85993362), (6, 42996681), (7, 36854298), (9, 28664454), (13, 19844622), (14, 18427149), (18, 14332227), (21, 12284766), (26, 9922311), (27, 9554818), (39, 6614874), (42, 6142383), (47, 5488938), (54, 4777409), (63, 4094922), (78, 3307437), (91, 2834946), (94, 2744469), (117, 2204958), (126, 2047461), (141, 1829646), (182, 1417473), (189, 1364974), (234, 1102479), (273, 944982), (282, 914823), (329, 784134), (351, 734986), (378, 682487), (423, 609882), (546, 472491), (611, 422226), (658, 392067), (702, 367493), (819, 314994), (846, 304941), (987, 261378), (1117, 230958), (1222, 211113), (1269, 203294), (1638, 157497), (1833, 140742), (1974, 130689), (2234, 115479), (2457, 104998), (2538, 101647), (2961, 87126), (3351, 76986), (3666, 70371), (4277, 60318), (4914, 52499), (5499, 46914), (5922, 43563), (6702, 38493), (7819, 32994), (8554, 30159), (8883, 29042), (10053, 25662), (10998, 23457), (12831, 20106), (14521, 17766), (15638, 16497)]