217610960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1361

約数の個数: 120

約数和(自身を含む): 602702496

約数和(自身を除く): 385091536

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, 1291, 1505, 1720, 1960, 2107, 2408, 2582, 3010, 3440, 3920, 4214, 4816, 5164, 6020, 6455, 8428, 9037, 10328, 10535, 12040, 12910, 16856, 18074, 20656, 21070, 24080, 25820, 33712, 36148, 42140, 45185, 51640, 55513, 63259, 72296, 84280, 90370, 103280, 111026, 126518, 144592, 168560, 180740, 222052, 253036, 277565, 316295, 361480, 388591, 444104, 506072, 555130, 632590, 722960, 777182, 888208, 1012144, 1110260, 1265180, 1554364, 1942955, 2220520, 2530360, 2720137, 3108728, 3885910, 4441040, 5060720, 5440274, 6217456, 7771820, 10880548, 13600685, 15543640, 21761096, 27201370, 31087280, 43522192, 54402740, 108805480, 217610960]

約数ペア:

[(1, 217610960), (2, 108805480), (4, 54402740), (5, 43522192), (7, 31087280), (8, 27201370), (10, 21761096), (14, 15543640), (16, 13600685), (20, 10880548), (28, 7771820), (35, 6217456), (40, 5440274), (43, 5060720), (49, 4441040), (56, 3885910), (70, 3108728), (80, 2720137), (86, 2530360), (98, 2220520), (112, 1942955), (140, 1554364), (172, 1265180), (196, 1110260), (215, 1012144), (245, 888208), (280, 777182), (301, 722960), (344, 632590), (392, 555130), (430, 506072), (490, 444104), (560, 388591), (602, 361480), (688, 316295), (784, 277565), (860, 253036), (980, 222052), (1204, 180740), (1291, 168560), (1505, 144592), (1720, 126518), (1960, 111026), (2107, 103280), (2408, 90370), (2582, 84280), (3010, 72296), (3440, 63259), (3920, 55513), (4214, 51640), (4816, 45185), (5164, 42140), (6020, 36148), (6455, 33712), (8428, 25820), (9037, 24080), (10328, 21070), (10535, 20656), (12040, 18074), (12910, 16856)]