20163654480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{147137}}^1$

素因数の和:147724

約数の個数: 80

約数和(自身を含む): 62617224384

約数和(自身を除く): 42453569904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 571, 1142, 1713, 2284, 2855, 3426, 4568, 5710, 6852, 8565, 9136, 11420, 13704, 17130, 22840, 27408, 34260, 45680, 68520, 137040, 147137, 294274, 441411, 588548, 735685, 882822, 1177096, 1471370, 1765644, 2207055, 2354192, 2942740, 3531288, 4414110, 5885480, 7062576, 8828220, 11770960, 17656440, 35312880, 84015227, 168030454, 252045681, 336060908, 420076135, 504091362, 672121816, 840152270, 1008182724, 1260228405, 1344243632, 1680304540, 2016365448, 2520456810, 3360609080, 4032730896, 5040913620, 6721218160, 10081827240, 20163654480]

約数ペア:

[(1, 20163654480), (2, 10081827240), (3, 6721218160), (4, 5040913620), (5, 4032730896), (6, 3360609080), (8, 2520456810), (10, 2016365448), (12, 1680304540), (15, 1344243632), (16, 1260228405), (20, 1008182724), (24, 840152270), (30, 672121816), (40, 504091362), (48, 420076135), (60, 336060908), (80, 252045681), (120, 168030454), (240, 84015227), (571, 35312880), (1142, 17656440), (1713, 11770960), (2284, 8828220), (2855, 7062576), (3426, 5885480), (4568, 4414110), (5710, 3531288), (6852, 2942740), (8565, 2354192), (9136, 2207055), (11420, 1765644), (13704, 1471370), (17130, 1177096), (22840, 882822), (27408, 735685), (34260, 588548), (45680, 441411), (68520, 294274), (137040, 147137)]