338974160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2081

約数の個数: 120

約数和(自身を含む): 938573856

約数和(自身を除く): 599599696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 490, 560, 602, 688, 784, 860, 980, 1204, 1505, 1720, 1960, 2011, 2107, 2408, 3010, 3440, 3920, 4022, 4214, 4816, 6020, 8044, 8428, 10055, 10535, 12040, 14077, 16088, 16856, 20110, 21070, 24080, 28154, 32176, 33712, 40220, 42140, 56308, 70385, 80440, 84280, 86473, 98539, 112616, 140770, 160880, 168560, 172946, 197078, 225232, 281540, 345892, 394156, 432365, 492695, 563080, 605311, 691784, 788312, 864730, 985390, 1126160, 1210622, 1383568, 1576624, 1729460, 1970780, 2421244, 3026555, 3458920, 3941560, 4237177, 4842488, 6053110, 6917840, 7883120, 8474354, 9684976, 12106220, 16948708, 21185885, 24212440, 33897416, 42371770, 48424880, 67794832, 84743540, 169487080, 338974160]

約数ペア:

[(1, 338974160), (2, 169487080), (4, 84743540), (5, 67794832), (7, 48424880), (8, 42371770), (10, 33897416), (14, 24212440), (16, 21185885), (20, 16948708), (28, 12106220), (35, 9684976), (40, 8474354), (43, 7883120), (49, 6917840), (56, 6053110), (70, 4842488), (80, 4237177), (86, 3941560), (98, 3458920), (112, 3026555), (140, 2421244), (172, 1970780), (196, 1729460), (215, 1576624), (245, 1383568), (280, 1210622), (301, 1126160), (344, 985390), (392, 864730), (430, 788312), (490, 691784), (560, 605311), (602, 563080), (688, 492695), (784, 432365), (860, 394156), (980, 345892), (1204, 281540), (1505, 225232), (1720, 197078), (1960, 172946), (2011, 168560), (2107, 160880), (2408, 140770), (3010, 112616), (3440, 98539), (3920, 86473), (4022, 84280), (4214, 80440), (4816, 70385), (6020, 56308), (8044, 42140), (8428, 40220), (10055, 33712), (10535, 32176), (12040, 28154), (14077, 24080), (16088, 21070), (16856, 20110)]