319211984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{809}}^1$

素因数の和:1108

約数の個数: 80

約数和(自身を含む): 764951040

約数和(自身を除く): 445739056

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 271, 364, 542, 728, 809, 1084, 1456, 1618, 1897, 2168, 3236, 3523, 3794, 4336, 5663, 6472, 7046, 7588, 10517, 11326, 12944, 14092, 15176, 21034, 22652, 24661, 28184, 30352, 42068, 45304, 49322, 56368, 73619, 84136, 90608, 98644, 147238, 168272, 197288, 219239, 294476, 394576, 438478, 588952, 876956, 1177904, 1534673, 1753912, 2850107, 3069346, 3507824, 5700214, 6138692, 11400428, 12277384, 19950749, 22800856, 24554768, 39901498, 45601712, 79802996, 159605992, 319211984]

約数ペア:

[(1, 319211984), (2, 159605992), (4, 79802996), (7, 45601712), (8, 39901498), (13, 24554768), (14, 22800856), (16, 19950749), (26, 12277384), (28, 11400428), (52, 6138692), (56, 5700214), (91, 3507824), (104, 3069346), (112, 2850107), (182, 1753912), (208, 1534673), (271, 1177904), (364, 876956), (542, 588952), (728, 438478), (809, 394576), (1084, 294476), (1456, 219239), (1618, 197288), (1897, 168272), (2168, 147238), (3236, 98644), (3523, 90608), (3794, 84136), (4336, 73619), (5663, 56368), (6472, 49322), (7046, 45304), (7588, 42068), (10517, 30352), (11326, 28184), (12944, 24661), (14092, 22652), (15176, 21034)]