1388895984

素因数分解:

$2^4\times 3^4\times 7^2\times {\mathrm{21871}}^1$

素因数の和:21905

約数の個数: 150

約数和(自身を含む): 4676386704

約数和(自身を除く): 3287490720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 252, 294, 324, 336, 378, 392, 432, 441, 504, 567, 588, 648, 756, 784, 882, 1008, 1134, 1176, 1296, 1323, 1512, 1764, 2268, 2352, 2646, 3024, 3528, 3969, 4536, 5292, 7056, 7938, 9072, 10584, 15876, 21168, 21871, 31752, 43742, 63504, 65613, 87484, 131226, 153097, 174968, 196839, 262452, 306194, 349936, 393678, 459291, 524904, 590517, 612388, 787356, 918582, 1049808, 1071679, 1181034, 1224776, 1377873, 1574712, 1771551, 1837164, 2143358, 2362068, 2449552, 2755746, 3149424, 3215037, 3543102, 3674328, 4133619, 4286716, 4724136, 5511492, 6430074, 7086204, 7348656, 8267238, 8573432, 9448272, 9645111, 11022984, 12400857, 12860148, 14172408, 16534476, 17146864, 19290222, 22045968, 24801714, 25720296, 28344816, 28935333, 33068952, 38580444, 49603428, 51440592, 57870666, 66137904, 77160888, 86805999, 99206856, 115741332, 154321776, 173611998, 198413712, 231482664, 347223996, 462965328, 694447992, 1388895984]

約数ペア:

[(1, 1388895984), (2, 694447992), (3, 462965328), (4, 347223996), (6, 231482664), (7, 198413712), (8, 173611998), (9, 154321776), (12, 115741332), (14, 99206856), (16, 86805999), (18, 77160888), (21, 66137904), (24, 57870666), (27, 51440592), (28, 49603428), (36, 38580444), (42, 33068952), (48, 28935333), (49, 28344816), (54, 25720296), (56, 24801714), (63, 22045968), (72, 19290222), (81, 17146864), (84, 16534476), (98, 14172408), (108, 12860148), (112, 12400857), (126, 11022984), (144, 9645111), (147, 9448272), (162, 8573432), (168, 8267238), (189, 7348656), (196, 7086204), (216, 6430074), (252, 5511492), (294, 4724136), (324, 4286716), (336, 4133619), (378, 3674328), (392, 3543102), (432, 3215037), (441, 3149424), (504, 2755746), (567, 2449552), (588, 2362068), (648, 2143358), (756, 1837164), (784, 1771551), (882, 1574712), (1008, 1377873), (1134, 1224776), (1176, 1181034), (1296, 1071679), (1323, 1049808), (1512, 918582), (1764, 787356), (2268, 612388), (2352, 590517), (2646, 524904), (3024, 459291), (3528, 393678), (3969, 349936), (4536, 306194), (5292, 262452), (7056, 196839), (7938, 174968), (9072, 153097), (10584, 131226), (15876, 87484), (21168, 65613), (21871, 63504), (31752, 43742)]