431899380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{218131}}^1$

素因数の和:218157

約数の個数: 72

約数和(自身を含む): 1429200864

約数和(自身を除く): 997301484

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, 218131, 436262, 654393, 872524, 1090655, 1308786, 1963179, 2181310, 2399441, 2617572, 3271965, 3926358, 4362620, 4798882, 6543930, 7198323, 7852716, 9597764, 9815895, 11997205, 13087860, 14396646, 19631790, 21594969, 23994410, 28793292, 35991615, 39263580, 43189938, 47988820, 71983230, 86379876, 107974845, 143966460, 215949690, 431899380]

約数ペア:

[(1, 431899380), (2, 215949690), (3, 143966460), (4, 107974845), (5, 86379876), (6, 71983230), (9, 47988820), (10, 43189938), (11, 39263580), (12, 35991615), (15, 28793292), (18, 23994410), (20, 21594969), (22, 19631790), (30, 14396646), (33, 13087860), (36, 11997205), (44, 9815895), (45, 9597764), (55, 7852716), (60, 7198323), (66, 6543930), (90, 4798882), (99, 4362620), (110, 3926358), (132, 3271965), (165, 2617572), (180, 2399441), (198, 2181310), (220, 1963179), (330, 1308786), (396, 1090655), (495, 872524), (660, 654393), (990, 436262), (1980, 218131)]