30259980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{18679}}^1$

素因数の和:18700

約数の個数: 60

約数和(自身を含む): 94931760

約数和(自身を除く): 64671780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 18679, 37358, 56037, 74716, 93395, 112074, 168111, 186790, 224148, 280185, 336222, 373580, 504333, 560370, 672444, 840555, 1008666, 1120740, 1512999, 1681110, 2017332, 2521665, 3025998, 3362220, 5043330, 6051996, 7564995, 10086660, 15129990, 30259980]

約数ペア:

[(1, 30259980), (2, 15129990), (3, 10086660), (4, 7564995), (5, 6051996), (6, 5043330), (9, 3362220), (10, 3025998), (12, 2521665), (15, 2017332), (18, 1681110), (20, 1512999), (27, 1120740), (30, 1008666), (36, 840555), (45, 672444), (54, 560370), (60, 504333), (81, 373580), (90, 336222), (108, 280185), (135, 224148), (162, 186790), (180, 168111), (270, 112074), (324, 93395), (405, 74716), (540, 56037), (810, 37358), (1620, 18679)]