199317900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{15451}}^1$

素因数の和:15511

約数の個数: 72

約数和(自身を含む): 590142784

約数和(自身を除く): 390824884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 2150, 2580, 3225, 4300, 6450, 12900, 15451, 30902, 46353, 61804, 77255, 92706, 154510, 185412, 231765, 309020, 386275, 463530, 664393, 772550, 927060, 1158825, 1328786, 1545100, 1993179, 2317650, 2657572, 3321965, 3986358, 4635300, 6643930, 7972716, 9965895, 13287860, 16609825, 19931790, 33219650, 39863580, 49829475, 66439300, 99658950, 199317900]

約数ペア:

[(1, 199317900), (2, 99658950), (3, 66439300), (4, 49829475), (5, 39863580), (6, 33219650), (10, 19931790), (12, 16609825), (15, 13287860), (20, 9965895), (25, 7972716), (30, 6643930), (43, 4635300), (50, 3986358), (60, 3321965), (75, 2657572), (86, 2317650), (100, 1993179), (129, 1545100), (150, 1328786), (172, 1158825), (215, 927060), (258, 772550), (300, 664393), (430, 463530), (516, 386275), (645, 309020), (860, 231765), (1075, 185412), (1290, 154510), (2150, 92706), (2580, 77255), (3225, 61804), (4300, 46353), (6450, 30902), (12900, 15451)]