43319920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 120353904

約数和(自身を除く): 77033984

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, 257, 280, 301, 344, 392, 430, 490, 514, 560, 602, 688, 784, 860, 980, 1028, 1204, 1285, 1505, 1720, 1799, 1960, 2056, 2107, 2408, 2570, 3010, 3440, 3598, 3920, 4112, 4214, 4816, 5140, 6020, 7196, 8428, 8995, 10280, 10535, 11051, 12040, 12593, 14392, 16856, 17990, 20560, 21070, 22102, 24080, 25186, 28784, 33712, 35980, 42140, 44204, 50372, 55255, 62965, 71960, 77357, 84280, 88408, 100744, 110510, 125930, 143920, 154714, 168560, 176816, 201488, 221020, 251860, 309428, 386785, 442040, 503720, 541499, 618856, 773570, 884080, 1007440, 1082998, 1237712, 1547140, 2165996, 2707495, 3094280, 4331992, 5414990, 6188560, 8663984, 10829980, 21659960, 43319920]

約数ペア:

[(1, 43319920), (2, 21659960), (4, 10829980), (5, 8663984), (7, 6188560), (8, 5414990), (10, 4331992), (14, 3094280), (16, 2707495), (20, 2165996), (28, 1547140), (35, 1237712), (40, 1082998), (43, 1007440), (49, 884080), (56, 773570), (70, 618856), (80, 541499), (86, 503720), (98, 442040), (112, 386785), (140, 309428), (172, 251860), (196, 221020), (215, 201488), (245, 176816), (257, 168560), (280, 154714), (301, 143920), (344, 125930), (392, 110510), (430, 100744), (490, 88408), (514, 84280), (560, 77357), (602, 71960), (688, 62965), (784, 55255), (860, 50372), (980, 44204), (1028, 42140), (1204, 35980), (1285, 33712), (1505, 28784), (1720, 25186), (1799, 24080), (1960, 22102), (2056, 21070), (2107, 20560), (2408, 17990), (2570, 16856), (3010, 14392), (3440, 12593), (3598, 12040), (3920, 11051), (4112, 10535), (4214, 10280), (4816, 8995), (5140, 8428), (6020, 7196)]