187996928

素因数分解:

$2^8\times 7^3\times {\mathrm{2141}}^1$

素因数の和:2178

約数の個数: 72

約数和(自身を含む): 437824800

約数和(自身を除く): 249827872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 686, 784, 896, 1372, 1568, 1792, 2141, 2744, 3136, 4282, 5488, 6272, 8564, 10976, 12544, 14987, 17128, 21952, 29974, 34256, 43904, 59948, 68512, 87808, 104909, 119896, 137024, 209818, 239792, 274048, 419636, 479584, 548096, 734363, 839272, 959168, 1468726, 1678544, 1918336, 2937452, 3357088, 3836672, 5874904, 6714176, 11749808, 13428352, 23499616, 26856704, 46999232, 93998464, 187996928]

約数ペア:

[(1, 187996928), (2, 93998464), (4, 46999232), (7, 26856704), (8, 23499616), (14, 13428352), (16, 11749808), (28, 6714176), (32, 5874904), (49, 3836672), (56, 3357088), (64, 2937452), (98, 1918336), (112, 1678544), (128, 1468726), (196, 959168), (224, 839272), (256, 734363), (343, 548096), (392, 479584), (448, 419636), (686, 274048), (784, 239792), (896, 209818), (1372, 137024), (1568, 119896), (1792, 104909), (2141, 87808), (2744, 68512), (3136, 59948), (4282, 43904), (5488, 34256), (6272, 29974), (8564, 21952), (10976, 17128), (12544, 14987)]