204718140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103393}}^1$

素因数の和:103419

約数の個数: 72

約数和(自身を含む): 677437488

約数和(自身を除く): 472719348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 103393, 206786, 310179, 413572, 516965, 620358, 930537, 1033930, 1137323, 1240716, 1550895, 1861074, 2067860, 2274646, 3101790, 3411969, 3722148, 4549292, 4652685, 5686615, 6203580, 6823938, 9305370, 10235907, 11373230, 13647876, 17059845, 18610740, 20471814, 22746460, 34119690, 40943628, 51179535, 68239380, 102359070, 204718140]

約数ペア:

[(1, 204718140), (2, 102359070), (3, 68239380), (4, 51179535), (5, 40943628), (6, 34119690), (9, 22746460), (10, 20471814), (11, 18610740), (12, 17059845), (15, 13647876), (18, 11373230), (20, 10235907), (22, 9305370), (30, 6823938), (33, 6203580), (36, 5686615), (44, 4652685), (45, 4549292), (55, 3722148), (60, 3411969), (66, 3101790), (90, 2274646), (99, 2067860), (110, 1861074), (132, 1550895), (165, 1240716), (180, 1137323), (198, 1033930), (220, 930537), (330, 620358), (396, 516965), (495, 413572), (660, 310179), (990, 206786), (1980, 103393)]