210003970120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2591}}^1\times {\mathrm{289469}}^1$

素因数の和:292078

約数の個数: 64

約数和(自身を含む): 540220492800

約数和(自身を除く): 330216522680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2591, 5182, 10364, 12955, 18137, 20728, 25910, 36274, 51820, 72548, 90685, 103640, 145096, 181370, 289469, 362740, 578938, 725480, 1157876, 1447345, 2026283, 2315752, 2894690, 4052566, 5789380, 8105132, 10131415, 11578760, 16210264, 20262830, 40525660, 81051320, 750014179, 1500028358, 3000056716, 3750070895, 5250099253, 6000113432, 7500141790, 10500198506, 15000283580, 21000397012, 26250496265, 30000567160, 42000794024, 52500992530, 105001985060, 210003970120]

約数ペア:

[(1, 210003970120), (2, 105001985060), (4, 52500992530), (5, 42000794024), (7, 30000567160), (8, 26250496265), (10, 21000397012), (14, 15000283580), (20, 10500198506), (28, 7500141790), (35, 6000113432), (40, 5250099253), (56, 3750070895), (70, 3000056716), (140, 1500028358), (280, 750014179), (2591, 81051320), (5182, 40525660), (10364, 20262830), (12955, 16210264), (18137, 11578760), (20728, 10131415), (25910, 8105132), (36274, 5789380), (51820, 4052566), (72548, 2894690), (90685, 2315752), (103640, 2026283), (145096, 1447345), (181370, 1157876), (289469, 725480), (362740, 578938)]