40346640

素因数分解:

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

素因数の和:18701

約数の個数: 80

約数和(自身を含む): 138979200

約数和(自身を除く): 98632560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 18679, 37358, 56037, 74716, 93395, 112074, 149432, 168111, 186790, 224148, 280185, 298864, 336222, 373580, 448296, 504333, 560370, 672444, 747160, 840555, 896592, 1008666, 1120740, 1344888, 1494320, 1681110, 2017332, 2241480, 2521665, 2689776, 3362220, 4034664, 4482960, 5043330, 6724440, 8069328, 10086660, 13448880, 20173320, 40346640]

約数ペア:

[(1, 40346640), (2, 20173320), (3, 13448880), (4, 10086660), (5, 8069328), (6, 6724440), (8, 5043330), (9, 4482960), (10, 4034664), (12, 3362220), (15, 2689776), (16, 2521665), (18, 2241480), (20, 2017332), (24, 1681110), (27, 1494320), (30, 1344888), (36, 1120740), (40, 1008666), (45, 896592), (48, 840555), (54, 747160), (60, 672444), (72, 560370), (80, 504333), (90, 448296), (108, 373580), (120, 336222), (135, 298864), (144, 280185), (180, 224148), (216, 186790), (240, 168111), (270, 149432), (360, 112074), (432, 93395), (540, 74716), (720, 56037), (1080, 37358), (2160, 18679)]