209998404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 216

約数和(自身を含む): 683190144

約数和(自身を除く): 473191740

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 71, 77, 84, 97, 99, 121, 126, 132, 142, 154, 194, 198, 213, 231, 242, 252, 284, 291, 308, 363, 388, 396, 426, 462, 484, 497, 582, 639, 679, 693, 726, 781, 847, 852, 873, 924, 994, 1067, 1089, 1164, 1278, 1358, 1386, 1452, 1491, 1562, 1694, 1746, 1988, 2037, 2134, 2178, 2343, 2541, 2556, 2716, 2772, 2982, 3124, 3201, 3388, 3492, 4074, 4268, 4356, 4473, 4686, 5082, 5467, 5964, 6111, 6402, 6887, 7029, 7469, 7623, 8148, 8591, 8946, 9372, 9603, 10164, 10934, 11737, 12222, 12804, 13774, 14058, 14938, 15246, 16401, 17182, 17892, 19206, 20661, 21868, 22407, 23474, 24444, 25773, 27548, 28116, 29876, 30492, 32802, 34364, 35211, 38412, 41322, 44814, 46948, 48209, 49203, 51546, 60137, 61983, 65604, 67221, 70422, 75757, 77319, 82159, 82644, 89628, 96418, 98406, 103092, 105633, 120274, 123966, 134442, 140844, 144627, 151514, 154638, 164318, 180411, 192836, 196812, 211266, 227271, 240548, 246477, 247932, 268884, 289254, 303028, 309276, 328636, 360822, 422532, 433881, 454542, 492954, 530299, 541233, 578508, 681813, 721644, 739431, 833327, 867762, 909084, 985908, 1060598, 1082466, 1363626, 1478862, 1590897, 1666654, 1735524, 2121196, 2164932, 2499981, 2727252, 2957724, 3181794, 3333308, 4772691, 4999962, 5833289, 6363588, 7499943, 9545382, 9999924, 11666578, 14999886, 17499867, 19090764, 23333156, 29999772, 34999734, 52499601, 69999468, 104999202, 209998404]

約数ペア:

[(1, 209998404), (2, 104999202), (3, 69999468), (4, 52499601), (6, 34999734), (7, 29999772), (9, 23333156), (11, 19090764), (12, 17499867), (14, 14999886), (18, 11666578), (21, 9999924), (22, 9545382), (28, 7499943), (33, 6363588), (36, 5833289), (42, 4999962), (44, 4772691), (63, 3333308), (66, 3181794), (71, 2957724), (77, 2727252), (84, 2499981), (97, 2164932), (99, 2121196), (121, 1735524), (126, 1666654), (132, 1590897), (142, 1478862), (154, 1363626), (194, 1082466), (198, 1060598), (213, 985908), (231, 909084), (242, 867762), (252, 833327), (284, 739431), (291, 721644), (308, 681813), (363, 578508), (388, 541233), (396, 530299), (426, 492954), (462, 454542), (484, 433881), (497, 422532), (582, 360822), (639, 328636), (679, 309276), (693, 303028), (726, 289254), (781, 268884), (847, 247932), (852, 246477), (873, 240548), (924, 227271), (994, 211266), (1067, 196812), (1089, 192836), (1164, 180411), (1278, 164318), (1358, 154638), (1386, 151514), (1452, 144627), (1491, 140844), (1562, 134442), (1694, 123966), (1746, 120274), (1988, 105633), (2037, 103092), (2134, 98406), (2178, 96418), (2343, 89628), (2541, 82644), (2556, 82159), (2716, 77319), (2772, 75757), (2982, 70422), (3124, 67221), (3201, 65604), (3388, 61983), (3492, 60137), (4074, 51546), (4268, 49203), (4356, 48209), (4473, 46948), (4686, 44814), (5082, 41322), (5467, 38412), (5964, 35211), (6111, 34364), (6402, 32802), (6887, 30492), (7029, 29876), (7469, 28116), (7623, 27548), (8148, 25773), (8591, 24444), (8946, 23474), (9372, 22407), (9603, 21868), (10164, 20661), (10934, 19206), (11737, 17892), (12222, 17182), (12804, 16401), (13774, 15246), (14058, 14938)]