204426900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1153}}^1$

素因数の和:1370

約数の個数: 108

約数和(自身を含む): 644575932

約数和(自身を除く): 440149032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 197, 225, 300, 394, 450, 591, 788, 900, 985, 1153, 1182, 1773, 1970, 2306, 2364, 2955, 3459, 3546, 3940, 4612, 4925, 5765, 5910, 6918, 7092, 8865, 9850, 10377, 11530, 11820, 13836, 14775, 17295, 17730, 19700, 20754, 23060, 28825, 29550, 34590, 35460, 41508, 44325, 51885, 57650, 59100, 69180, 86475, 88650, 103770, 115300, 172950, 177300, 207540, 227141, 259425, 345900, 454282, 518850, 681423, 908564, 1037700, 1135705, 1362846, 2044269, 2271410, 2725692, 3407115, 4088538, 4542820, 5678525, 6814230, 8177076, 10221345, 11357050, 13628460, 17035575, 20442690, 22714100, 34071150, 40885380, 51106725, 68142300, 102213450, 204426900]

約数ペア:

[(1, 204426900), (2, 102213450), (3, 68142300), (4, 51106725), (5, 40885380), (6, 34071150), (9, 22714100), (10, 20442690), (12, 17035575), (15, 13628460), (18, 11357050), (20, 10221345), (25, 8177076), (30, 6814230), (36, 5678525), (45, 4542820), (50, 4088538), (60, 3407115), (75, 2725692), (90, 2271410), (100, 2044269), (150, 1362846), (180, 1135705), (197, 1037700), (225, 908564), (300, 681423), (394, 518850), (450, 454282), (591, 345900), (788, 259425), (900, 227141), (985, 207540), (1153, 177300), (1182, 172950), (1773, 115300), (1970, 103770), (2306, 88650), (2364, 86475), (2955, 69180), (3459, 59100), (3546, 57650), (3940, 51885), (4612, 44325), (4925, 41508), (5765, 35460), (5910, 34590), (6918, 29550), (7092, 28825), (8865, 23060), (9850, 20754), (10377, 19700), (11530, 17730), (11820, 17295), (13836, 14775)]