90820440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{28031}}^1$

素因数の和:28054

約数の個数: 80

約数和(自身を含む): 305268480

約数和(自身を除く): 214448040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 28031, 56062, 84093, 112124, 140155, 168186, 224248, 252279, 280310, 336372, 420465, 504558, 560620, 672744, 756837, 840930, 1009116, 1121240, 1261395, 1513674, 1681860, 2018232, 2270511, 2522790, 3027348, 3363720, 3784185, 4541022, 5045580, 6054696, 7568370, 9082044, 10091160, 11352555, 15136740, 18164088, 22705110, 30273480, 45410220, 90820440]

約数ペア:

[(1, 90820440), (2, 45410220), (3, 30273480), (4, 22705110), (5, 18164088), (6, 15136740), (8, 11352555), (9, 10091160), (10, 9082044), (12, 7568370), (15, 6054696), (18, 5045580), (20, 4541022), (24, 3784185), (27, 3363720), (30, 3027348), (36, 2522790), (40, 2270511), (45, 2018232), (54, 1681860), (60, 1513674), (72, 1261395), (81, 1121240), (90, 1009116), (108, 840930), (120, 756837), (135, 672744), (162, 560620), (180, 504558), (216, 420465), (270, 336372), (324, 280310), (360, 252279), (405, 224248), (540, 168186), (648, 140155), (810, 112124), (1080, 84093), (1620, 56062), (3240, 28031)]