78223140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{434573}}^1$

素因数の和:434588

約数の個数: 36

約数和(自身を含む): 237277404

約数和(自身を除く): 159054264

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 434573, 869146, 1303719, 1738292, 2172865, 2607438, 3911157, 4345730, 5214876, 6518595, 7822314, 8691460, 13037190, 15644628, 19555785, 26074380, 39111570, 78223140]

約数ペア:

[(1, 78223140), (2, 39111570), (3, 26074380), (4, 19555785), (5, 15644628), (6, 13037190), (9, 8691460), (10, 7822314), (12, 6518595), (15, 5214876), (18, 4345730), (20, 3911157), (30, 2607438), (36, 2172865), (45, 1738292), (60, 1303719), (90, 869146), (180, 434573)]