54197820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1087}}^1$

素因数の和:1379

約数の個数: 72

約数和(自身を含む): 165145344

約数和(自身を除く): 110947524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 277, 554, 831, 1087, 1108, 1385, 1662, 2174, 2493, 2770, 3261, 3324, 4155, 4348, 4986, 5435, 5540, 6522, 8310, 9783, 9972, 10870, 12465, 13044, 16305, 16620, 19566, 21740, 24930, 32610, 39132, 48915, 49860, 65220, 97830, 195660, 301099, 602198, 903297, 1204396, 1505495, 1806594, 2709891, 3010990, 3613188, 4516485, 5419782, 6021980, 9032970, 10839564, 13549455, 18065940, 27098910, 54197820]

約数ペア:

[(1, 54197820), (2, 27098910), (3, 18065940), (4, 13549455), (5, 10839564), (6, 9032970), (9, 6021980), (10, 5419782), (12, 4516485), (15, 3613188), (18, 3010990), (20, 2709891), (30, 1806594), (36, 1505495), (45, 1204396), (60, 903297), (90, 602198), (180, 301099), (277, 195660), (554, 97830), (831, 65220), (1087, 49860), (1108, 48915), (1385, 39132), (1662, 32610), (2174, 24930), (2493, 21740), (2770, 19566), (3261, 16620), (3324, 16305), (4155, 13044), (4348, 12465), (4986, 10870), (5435, 9972), (5540, 9783), (6522, 8310)]