123193840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2857}}^1$

素因数の和:2895

約数の個数: 120

約数和(自身を含む): 363606192

約数和(自身を除く): 240412352

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1232, 1540, 1960, 2156, 2695, 2857, 3080, 3920, 4312, 5390, 5714, 6160, 8624, 10780, 11428, 14285, 19999, 21560, 22856, 28570, 31427, 39998, 43120, 45712, 57140, 62854, 79996, 99995, 114280, 125708, 139993, 157135, 159992, 199990, 219989, 228560, 251416, 279986, 314270, 319984, 399980, 439978, 502832, 559972, 628540, 699965, 799960, 879956, 1099945, 1119944, 1257080, 1399930, 1539923, 1599920, 1759912, 2199890, 2239888, 2514160, 2799860, 3079846, 3519824, 4399780, 5599720, 6159692, 7699615, 8799560, 11199440, 12319384, 15399230, 17599120, 24638768, 30798460, 61596920, 123193840]

約数ペア:

[(1, 123193840), (2, 61596920), (4, 30798460), (5, 24638768), (7, 17599120), (8, 15399230), (10, 12319384), (11, 11199440), (14, 8799560), (16, 7699615), (20, 6159692), (22, 5599720), (28, 4399780), (35, 3519824), (40, 3079846), (44, 2799860), (49, 2514160), (55, 2239888), (56, 2199890), (70, 1759912), (77, 1599920), (80, 1539923), (88, 1399930), (98, 1257080), (110, 1119944), (112, 1099945), (140, 879956), (154, 799960), (176, 699965), (196, 628540), (220, 559972), (245, 502832), (280, 439978), (308, 399980), (385, 319984), (392, 314270), (440, 279986), (490, 251416), (539, 228560), (560, 219989), (616, 199990), (770, 159992), (784, 157135), (880, 139993), (980, 125708), (1078, 114280), (1232, 99995), (1540, 79996), (1960, 62854), (2156, 57140), (2695, 45712), (2857, 43120), (3080, 39998), (3920, 31427), (4312, 28570), (5390, 22856), (5714, 21560), (6160, 19999), (8624, 14285), (10780, 11428)]