1980423072

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:1027

約数の個数: 144

約数和(自身を含む): 5772443040

約数和(自身を除く): 3792019968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 139, 144, 183, 244, 278, 288, 366, 417, 488, 549, 556, 732, 811, 834, 976, 1098, 1112, 1251, 1464, 1622, 1668, 1952, 2196, 2224, 2433, 2502, 2928, 3244, 3336, 4392, 4448, 4866, 5004, 5856, 6488, 6672, 7299, 8479, 8784, 9732, 10008, 12976, 13344, 14598, 16958, 17568, 19464, 20016, 25437, 25952, 29196, 33916, 38928, 40032, 49471, 50874, 58392, 67832, 76311, 77856, 98942, 101748, 112729, 116784, 135664, 148413, 152622, 197884, 203496, 225458, 233568, 271328, 296826, 305244, 338187, 395768, 406992, 445239, 450916, 593652, 610488, 676374, 791536, 813984, 890478, 901832, 1014561, 1187304, 1220976, 1352748, 1583072, 1780956, 1803664, 2029122, 2374608, 2441952, 2705496, 3561912, 3607328, 4058244, 4749216, 5410992, 6876469, 7123824, 8116488, 10821984, 13752938, 14247648, 16232976, 20629407, 27505876, 32465952, 41258814, 55011752, 61888221, 82517628, 110023504, 123776442, 165035256, 220047008, 247552884, 330070512, 495105768, 660141024, 990211536, 1980423072]

約数ペア:

[(1, 1980423072), (2, 990211536), (3, 660141024), (4, 495105768), (6, 330070512), (8, 247552884), (9, 220047008), (12, 165035256), (16, 123776442), (18, 110023504), (24, 82517628), (32, 61888221), (36, 55011752), (48, 41258814), (61, 32465952), (72, 27505876), (96, 20629407), (122, 16232976), (139, 14247648), (144, 13752938), (183, 10821984), (244, 8116488), (278, 7123824), (288, 6876469), (366, 5410992), (417, 4749216), (488, 4058244), (549, 3607328), (556, 3561912), (732, 2705496), (811, 2441952), (834, 2374608), (976, 2029122), (1098, 1803664), (1112, 1780956), (1251, 1583072), (1464, 1352748), (1622, 1220976), (1668, 1187304), (1952, 1014561), (2196, 901832), (2224, 890478), (2433, 813984), (2502, 791536), (2928, 676374), (3244, 610488), (3336, 593652), (4392, 450916), (4448, 445239), (4866, 406992), (5004, 395768), (5856, 338187), (6488, 305244), (6672, 296826), (7299, 271328), (8479, 233568), (8784, 225458), (9732, 203496), (10008, 197884), (12976, 152622), (13344, 148413), (14598, 135664), (16958, 116784), (17568, 112729), (19464, 101748), (20016, 98942), (25437, 77856), (25952, 76311), (29196, 67832), (33916, 58392), (38928, 50874), (40032, 49471)]