388067260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{9209}}^1$

素因数の和:9275

約数の個数: 72

約数和(自身を含む): 970144560

約数和(自身を除く): 582077300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 6020, 8428, 9209, 10535, 18418, 21070, 36836, 42140, 46045, 64463, 92090, 128926, 184180, 257852, 322315, 395987, 451241, 644630, 791974, 902482, 1289260, 1583948, 1804964, 1979935, 2256205, 2771909, 3959870, 4512410, 5543818, 7919740, 9024820, 11087636, 13859545, 19403363, 27719090, 38806726, 55438180, 77613452, 97016815, 194033630, 388067260]

約数ペア:

[(1, 388067260), (2, 194033630), (4, 97016815), (5, 77613452), (7, 55438180), (10, 38806726), (14, 27719090), (20, 19403363), (28, 13859545), (35, 11087636), (43, 9024820), (49, 7919740), (70, 5543818), (86, 4512410), (98, 3959870), (140, 2771909), (172, 2256205), (196, 1979935), (215, 1804964), (245, 1583948), (301, 1289260), (430, 902482), (490, 791974), (602, 644630), (860, 451241), (980, 395987), (1204, 322315), (1505, 257852), (2107, 184180), (3010, 128926), (4214, 92090), (6020, 64463), (8428, 46045), (9209, 42140), (10535, 36836), (18418, 21070)]