16685900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1$

素因数の和:240

約数の個数: 108

約数和(自身を含む): 45715824

約数和(自身を除く): 29029924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 121, 140, 154, 175, 197, 220, 242, 275, 308, 350, 385, 394, 484, 550, 605, 700, 770, 788, 847, 985, 1100, 1210, 1379, 1540, 1694, 1925, 1970, 2167, 2420, 2758, 3025, 3388, 3850, 3940, 4235, 4334, 4925, 5516, 6050, 6895, 7700, 8470, 8668, 9850, 10835, 12100, 13790, 15169, 16940, 19700, 21175, 21670, 23837, 27580, 30338, 34475, 42350, 43340, 47674, 54175, 60676, 68950, 75845, 84700, 95348, 108350, 119185, 137900, 151690, 166859, 216700, 238370, 303380, 333718, 379225, 476740, 595925, 667436, 758450, 834295, 1191850, 1516900, 1668590, 2383700, 3337180, 4171475, 8342950, 16685900]

約数ペア:

[(1, 16685900), (2, 8342950), (4, 4171475), (5, 3337180), (7, 2383700), (10, 1668590), (11, 1516900), (14, 1191850), (20, 834295), (22, 758450), (25, 667436), (28, 595925), (35, 476740), (44, 379225), (50, 333718), (55, 303380), (70, 238370), (77, 216700), (100, 166859), (110, 151690), (121, 137900), (140, 119185), (154, 108350), (175, 95348), (197, 84700), (220, 75845), (242, 68950), (275, 60676), (308, 54175), (350, 47674), (385, 43340), (394, 42350), (484, 34475), (550, 30338), (605, 27580), (700, 23837), (770, 21670), (788, 21175), (847, 19700), (985, 16940), (1100, 15169), (1210, 13790), (1379, 12100), (1540, 10835), (1694, 9850), (1925, 8668), (1970, 8470), (2167, 7700), (2420, 6895), (2758, 6050), (3025, 5516), (3388, 4925), (3850, 4334), (3940, 4235)]