201707840

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:304

約数の個数: 112

約数和(自身を含む): 499701312

約数和(自身を除く): 297993472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 107, 137, 160, 172, 214, 215, 274, 320, 344, 428, 430, 535, 548, 685, 688, 856, 860, 1070, 1096, 1370, 1376, 1712, 1720, 2140, 2192, 2740, 2752, 3424, 3440, 4280, 4384, 4601, 5480, 5891, 6848, 6880, 8560, 8768, 9202, 10960, 11782, 13760, 14659, 17120, 18404, 21920, 23005, 23564, 29318, 29455, 34240, 36808, 43840, 46010, 47128, 58636, 58910, 73295, 73616, 92020, 94256, 117272, 117820, 146590, 147232, 184040, 188512, 234544, 235640, 293180, 294464, 368080, 377024, 469088, 471280, 586360, 630337, 736160, 938176, 942560, 1172720, 1260674, 1472320, 1885120, 2345440, 2521348, 3151685, 4690880, 5042696, 6303370, 10085392, 12606740, 20170784, 25213480, 40341568, 50426960, 100853920, 201707840]

約数ペア:

[(1, 201707840), (2, 100853920), (4, 50426960), (5, 40341568), (8, 25213480), (10, 20170784), (16, 12606740), (20, 10085392), (32, 6303370), (40, 5042696), (43, 4690880), (64, 3151685), (80, 2521348), (86, 2345440), (107, 1885120), (137, 1472320), (160, 1260674), (172, 1172720), (214, 942560), (215, 938176), (274, 736160), (320, 630337), (344, 586360), (428, 471280), (430, 469088), (535, 377024), (548, 368080), (685, 294464), (688, 293180), (856, 235640), (860, 234544), (1070, 188512), (1096, 184040), (1370, 147232), (1376, 146590), (1712, 117820), (1720, 117272), (2140, 94256), (2192, 92020), (2740, 73616), (2752, 73295), (3424, 58910), (3440, 58636), (4280, 47128), (4384, 46010), (4601, 43840), (5480, 36808), (5891, 34240), (6848, 29455), (6880, 29318), (8560, 23564), (8768, 23005), (9202, 21920), (10960, 18404), (11782, 17120), (13760, 14659)]