299377280

素因数分解:

$2^7\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1303}}^1$

素因数の和:1681

約数の個数: 64

約数和(自身を含む): 718243200

約数和(自身を除く): 418865920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 359, 640, 718, 1303, 1436, 1795, 2606, 2872, 3590, 5212, 5744, 6515, 7180, 10424, 11488, 13030, 14360, 20848, 22976, 26060, 28720, 41696, 45952, 52120, 57440, 83392, 104240, 114880, 166784, 208480, 229760, 416960, 467777, 833920, 935554, 1871108, 2338885, 3742216, 4677770, 7484432, 9355540, 14968864, 18711080, 29937728, 37422160, 59875456, 74844320, 149688640, 299377280]

約数ペア:

[(1, 299377280), (2, 149688640), (4, 74844320), (5, 59875456), (8, 37422160), (10, 29937728), (16, 18711080), (20, 14968864), (32, 9355540), (40, 7484432), (64, 4677770), (80, 3742216), (128, 2338885), (160, 1871108), (320, 935554), (359, 833920), (640, 467777), (718, 416960), (1303, 229760), (1436, 208480), (1795, 166784), (2606, 114880), (2872, 104240), (3590, 83392), (5212, 57440), (5744, 52120), (6515, 45952), (7180, 41696), (10424, 28720), (11488, 26060), (13030, 22976), (14360, 20848)]