391378432

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:703

約数の個数: 80

約数和(自身を含む): 829121040

約数和(自身を除く): 437742608

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 64, 86, 116, 128, 172, 232, 256, 344, 464, 512, 613, 688, 928, 1226, 1247, 1376, 1856, 2452, 2494, 2752, 3712, 4904, 4988, 5504, 7424, 9808, 9976, 11008, 14848, 17777, 19616, 19952, 22016, 26359, 35554, 39232, 39904, 52718, 71108, 78464, 79808, 105436, 142216, 156928, 159616, 210872, 284432, 313856, 319232, 421744, 568864, 638464, 764411, 843488, 1137728, 1528822, 1686976, 2275456, 3057644, 3373952, 4550912, 6115288, 6747904, 9101824, 12230576, 13495808, 24461152, 48922304, 97844608, 195689216, 391378432]

約数ペア:

[(1, 391378432), (2, 195689216), (4, 97844608), (8, 48922304), (16, 24461152), (29, 13495808), (32, 12230576), (43, 9101824), (58, 6747904), (64, 6115288), (86, 4550912), (116, 3373952), (128, 3057644), (172, 2275456), (232, 1686976), (256, 1528822), (344, 1137728), (464, 843488), (512, 764411), (613, 638464), (688, 568864), (928, 421744), (1226, 319232), (1247, 313856), (1376, 284432), (1856, 210872), (2452, 159616), (2494, 156928), (2752, 142216), (3712, 105436), (4904, 79808), (4988, 78464), (5504, 71108), (7424, 52718), (9808, 39904), (9976, 39232), (11008, 35554), (14848, 26359), (17777, 22016), (19616, 19952)]