181563390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3187}}^1$

素因数の和:3414

約数の個数: 64

約数和(自身を含む): 486616320

約数和(自身を除く): 305052930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 211, 270, 422, 633, 1055, 1266, 1899, 2110, 3165, 3187, 3798, 5697, 6330, 6374, 9495, 9561, 11394, 15935, 18990, 19122, 28485, 28683, 31870, 47805, 56970, 57366, 86049, 95610, 143415, 172098, 286830, 430245, 672457, 860490, 1344914, 2017371, 3362285, 4034742, 6052113, 6724570, 10086855, 12104226, 18156339, 20173710, 30260565, 36312678, 60521130, 90781695, 181563390]

約数ペア:

[(1, 181563390), (2, 90781695), (3, 60521130), (5, 36312678), (6, 30260565), (9, 20173710), (10, 18156339), (15, 12104226), (18, 10086855), (27, 6724570), (30, 6052113), (45, 4034742), (54, 3362285), (90, 2017371), (135, 1344914), (211, 860490), (270, 672457), (422, 430245), (633, 286830), (1055, 172098), (1266, 143415), (1899, 95610), (2110, 86049), (3165, 57366), (3187, 56970), (3798, 47805), (5697, 31870), (6330, 28683), (6374, 28485), (9495, 19122), (9561, 18990), (11394, 15935)]