72689580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{403831}}^1$

素因数の和:403846

約数の個数: 36

約数和(自身を含む): 220492272

約数和(自身を除く): 147802692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 403831, 807662, 1211493, 1615324, 2019155, 2422986, 3634479, 4038310, 4845972, 6057465, 7268958, 8076620, 12114930, 14537916, 18172395, 24229860, 36344790, 72689580]

約数ペア:

[(1, 72689580), (2, 36344790), (3, 24229860), (4, 18172395), (5, 14537916), (6, 12114930), (9, 8076620), (10, 7268958), (12, 6057465), (15, 4845972), (18, 4038310), (20, 3634479), (30, 2422986), (36, 2019155), (45, 1615324), (60, 1211493), (90, 807662), (180, 403831)]