84111440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:569

約数の個数: 120

約数和(自身を含む): 233244000

約数和(自身を除く): 149132560

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, 499, 560, 602, 688, 784, 860, 980, 998, 1204, 1505, 1720, 1960, 1996, 2107, 2408, 2495, 3010, 3440, 3493, 3920, 3992, 4214, 4816, 4990, 6020, 6986, 7984, 8428, 9980, 10535, 12040, 13972, 16856, 17465, 19960, 21070, 21457, 24080, 24451, 27944, 33712, 34930, 39920, 42140, 42914, 48902, 55888, 69860, 84280, 85828, 97804, 107285, 122255, 139720, 150199, 168560, 171656, 195608, 214570, 244510, 279440, 300398, 343312, 391216, 429140, 489020, 600796, 750995, 858280, 978040, 1051393, 1201592, 1501990, 1716560, 1956080, 2102786, 2403184, 3003980, 4205572, 5256965, 6007960, 8411144, 10513930, 12015920, 16822288, 21027860, 42055720, 84111440]

約数ペア:

[(1, 84111440), (2, 42055720), (4, 21027860), (5, 16822288), (7, 12015920), (8, 10513930), (10, 8411144), (14, 6007960), (16, 5256965), (20, 4205572), (28, 3003980), (35, 2403184), (40, 2102786), (43, 1956080), (49, 1716560), (56, 1501990), (70, 1201592), (80, 1051393), (86, 978040), (98, 858280), (112, 750995), (140, 600796), (172, 489020), (196, 429140), (215, 391216), (245, 343312), (280, 300398), (301, 279440), (344, 244510), (392, 214570), (430, 195608), (490, 171656), (499, 168560), (560, 150199), (602, 139720), (688, 122255), (784, 107285), (860, 97804), (980, 85828), (998, 84280), (1204, 69860), (1505, 55888), (1720, 48902), (1960, 42914), (1996, 42140), (2107, 39920), (2408, 34930), (2495, 33712), (3010, 27944), (3440, 24451), (3493, 24080), (3920, 21457), (3992, 21070), (4214, 19960), (4816, 17465), (4990, 16856), (6020, 13972), (6986, 12040), (7984, 10535), (8428, 9980)]