1290872760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{13297}}^1$

素因数の和:14120

約数の個数: 64

約数和(自身を含む): 3877696800

約数和(自身を除く): 2586824040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 809, 1618, 2427, 3236, 4045, 4854, 6472, 8090, 9708, 12135, 13297, 16180, 19416, 24270, 26594, 32360, 39891, 48540, 53188, 66485, 79782, 97080, 106376, 132970, 159564, 199455, 265940, 319128, 398910, 531880, 797820, 1595640, 10757273, 21514546, 32271819, 43029092, 53786365, 64543638, 86058184, 107572730, 129087276, 161359095, 215145460, 258174552, 322718190, 430290920, 645436380, 1290872760]

約数ペア:

[(1, 1290872760), (2, 645436380), (3, 430290920), (4, 322718190), (5, 258174552), (6, 215145460), (8, 161359095), (10, 129087276), (12, 107572730), (15, 86058184), (20, 64543638), (24, 53786365), (30, 43029092), (40, 32271819), (60, 21514546), (120, 10757273), (809, 1595640), (1618, 797820), (2427, 531880), (3236, 398910), (4045, 319128), (4854, 265940), (6472, 199455), (8090, 159564), (9708, 132970), (12135, 106376), (13297, 97080), (16180, 79782), (19416, 66485), (24270, 53188), (26594, 48540), (32360, 39891)]