163742460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1979}}^1$

素因数の和:2195

約数の個数: 96

約数和(自身を含む): 526901760

約数和(自身を除く): 363159300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 197, 210, 394, 420, 591, 788, 985, 1182, 1379, 1970, 1979, 2364, 2758, 2955, 3940, 3958, 4137, 5516, 5910, 5937, 6895, 7916, 8274, 9895, 11820, 11874, 13790, 13853, 16548, 19790, 20685, 23748, 27580, 27706, 29685, 39580, 41370, 41559, 55412, 59370, 69265, 82740, 83118, 118740, 138530, 166236, 207795, 277060, 389863, 415590, 779726, 831180, 1169589, 1559452, 1949315, 2339178, 2729041, 3898630, 4678356, 5458082, 5847945, 7797260, 8187123, 10916164, 11695890, 13645205, 16374246, 23391780, 27290410, 32748492, 40935615, 54580820, 81871230, 163742460]

約数ペア:

[(1, 163742460), (2, 81871230), (3, 54580820), (4, 40935615), (5, 32748492), (6, 27290410), (7, 23391780), (10, 16374246), (12, 13645205), (14, 11695890), (15, 10916164), (20, 8187123), (21, 7797260), (28, 5847945), (30, 5458082), (35, 4678356), (42, 3898630), (60, 2729041), (70, 2339178), (84, 1949315), (105, 1559452), (140, 1169589), (197, 831180), (210, 779726), (394, 415590), (420, 389863), (591, 277060), (788, 207795), (985, 166236), (1182, 138530), (1379, 118740), (1970, 83118), (1979, 82740), (2364, 69265), (2758, 59370), (2955, 55412), (3940, 41559), (3958, 41370), (4137, 39580), (5516, 29685), (5910, 27706), (5937, 27580), (6895, 23748), (7916, 20685), (8274, 19790), (9895, 16548), (11820, 13853), (11874, 13790)]