212391168

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:872

約数の個数: 144

約数和(自身を含む): 637335552

約数和(自身を除く): 424944384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 128, 132, 176, 186, 192, 248, 256, 264, 341, 352, 372, 384, 496, 528, 682, 704, 744, 768, 811, 992, 1023, 1056, 1364, 1408, 1488, 1622, 1984, 2046, 2112, 2433, 2728, 2816, 2976, 3244, 3968, 4092, 4224, 4866, 5456, 5952, 6488, 7936, 8184, 8448, 8921, 9732, 10912, 11904, 12976, 16368, 17842, 19464, 21824, 23808, 25141, 25952, 26763, 32736, 35684, 38928, 43648, 50282, 51904, 53526, 65472, 71368, 75423, 77856, 87296, 100564, 103808, 107052, 130944, 142736, 150846, 155712, 201128, 207616, 214104, 261888, 276551, 285472, 301692, 311424, 402256, 428208, 553102, 570944, 603384, 622848, 804512, 829653, 856416, 1106204, 1141888, 1206768, 1609024, 1659306, 1712832, 2212408, 2283776, 2413536, 3218048, 3318612, 3425664, 4424816, 4827072, 6436096, 6637224, 6851328, 8849632, 9654144, 13274448, 17699264, 19308288, 26548896, 35398528, 53097792, 70797056, 106195584, 212391168]

約数ペア:

[(1, 212391168), (2, 106195584), (3, 70797056), (4, 53097792), (6, 35398528), (8, 26548896), (11, 19308288), (12, 17699264), (16, 13274448), (22, 9654144), (24, 8849632), (31, 6851328), (32, 6637224), (33, 6436096), (44, 4827072), (48, 4424816), (62, 3425664), (64, 3318612), (66, 3218048), (88, 2413536), (93, 2283776), (96, 2212408), (124, 1712832), (128, 1659306), (132, 1609024), (176, 1206768), (186, 1141888), (192, 1106204), (248, 856416), (256, 829653), (264, 804512), (341, 622848), (352, 603384), (372, 570944), (384, 553102), (496, 428208), (528, 402256), (682, 311424), (704, 301692), (744, 285472), (768, 276551), (811, 261888), (992, 214104), (1023, 207616), (1056, 201128), (1364, 155712), (1408, 150846), (1488, 142736), (1622, 130944), (1984, 107052), (2046, 103808), (2112, 100564), (2433, 87296), (2728, 77856), (2816, 75423), (2976, 71368), (3244, 65472), (3968, 53526), (4092, 51904), (4224, 50282), (4866, 43648), (5456, 38928), (5952, 35684), (6488, 32736), (7936, 26763), (8184, 25952), (8448, 25141), (8921, 23808), (9732, 21824), (10912, 19464), (11904, 17842), (12976, 16368)]