311215212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{311}}^1$

素因数の和:377

約数の個数: 216

約数和(自身を含む): 1038465792

約数和(自身を除く): 727250580

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 28, 33, 36, 38, 42, 44, 57, 63, 66, 76, 77, 84, 99, 114, 126, 132, 133, 154, 171, 198, 209, 228, 231, 252, 266, 308, 311, 342, 361, 396, 399, 418, 462, 532, 622, 627, 684, 693, 722, 798, 836, 924, 933, 1083, 1197, 1244, 1254, 1386, 1444, 1463, 1596, 1866, 1881, 2166, 2177, 2394, 2508, 2527, 2772, 2799, 2926, 3249, 3421, 3732, 3762, 3971, 4332, 4354, 4389, 4788, 5054, 5598, 5852, 5909, 6498, 6531, 6842, 7524, 7581, 7942, 8708, 8778, 10108, 10263, 11196, 11818, 11913, 12996, 13062, 13167, 13684, 15162, 15884, 17556, 17727, 19593, 20526, 22743, 23636, 23826, 23947, 26124, 26334, 27797, 30324, 30789, 35454, 35739, 39186, 41052, 41363, 45486, 47652, 47894, 52668, 53181, 55594, 61578, 64999, 70908, 71478, 71841, 78372, 82726, 83391, 90972, 95788, 106362, 111188, 112271, 123156, 124089, 129998, 142956, 143682, 165452, 166782, 194997, 212724, 215523, 224542, 248178, 250173, 259996, 287364, 333564, 336813, 372267, 389994, 431046, 449084, 454993, 496356, 500346, 584991, 673626, 744534, 779988, 785897, 862092, 909986, 1000692, 1010439, 1169982, 1234981, 1347252, 1364979, 1489068, 1571794, 1819972, 2020878, 2339964, 2357691, 2469962, 2729958, 3143588, 3704943, 4041756, 4094937, 4715382, 4939924, 5459916, 7073073, 7409886, 8189874, 8644867, 9430764, 11114829, 14146146, 14819772, 16379748, 17289734, 22229658, 25934601, 28292292, 34579468, 44459316, 51869202, 77803803, 103738404, 155607606, 311215212]

約数ペア:

[(1, 311215212), (2, 155607606), (3, 103738404), (4, 77803803), (6, 51869202), (7, 44459316), (9, 34579468), (11, 28292292), (12, 25934601), (14, 22229658), (18, 17289734), (19, 16379748), (21, 14819772), (22, 14146146), (28, 11114829), (33, 9430764), (36, 8644867), (38, 8189874), (42, 7409886), (44, 7073073), (57, 5459916), (63, 4939924), (66, 4715382), (76, 4094937), (77, 4041756), (84, 3704943), (99, 3143588), (114, 2729958), (126, 2469962), (132, 2357691), (133, 2339964), (154, 2020878), (171, 1819972), (198, 1571794), (209, 1489068), (228, 1364979), (231, 1347252), (252, 1234981), (266, 1169982), (308, 1010439), (311, 1000692), (342, 909986), (361, 862092), (396, 785897), (399, 779988), (418, 744534), (462, 673626), (532, 584991), (622, 500346), (627, 496356), (684, 454993), (693, 449084), (722, 431046), (798, 389994), (836, 372267), (924, 336813), (933, 333564), (1083, 287364), (1197, 259996), (1244, 250173), (1254, 248178), (1386, 224542), (1444, 215523), (1463, 212724), (1596, 194997), (1866, 166782), (1881, 165452), (2166, 143682), (2177, 142956), (2394, 129998), (2508, 124089), (2527, 123156), (2772, 112271), (2799, 111188), (2926, 106362), (3249, 95788), (3421, 90972), (3732, 83391), (3762, 82726), (3971, 78372), (4332, 71841), (4354, 71478), (4389, 70908), (4788, 64999), (5054, 61578), (5598, 55594), (5852, 53181), (5909, 52668), (6498, 47894), (6531, 47652), (6842, 45486), (7524, 41363), (7581, 41052), (7942, 39186), (8708, 35739), (8778, 35454), (10108, 30789), (10263, 30324), (11196, 27797), (11818, 26334), (11913, 26124), (12996, 23947), (13062, 23826), (13167, 23636), (13684, 22743), (15162, 20526), (15884, 19593), (17556, 17727)]