80224380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{445691}}^1$

素因数の和:445706

約数の個数: 36

約数和(自身を含む): 243347832

約数和(自身を除く): 163123452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 445691, 891382, 1337073, 1782764, 2228455, 2674146, 4011219, 4456910, 5348292, 6685365, 8022438, 8913820, 13370730, 16044876, 20056095, 26741460, 40112190, 80224380]

約数ペア:

[(1, 80224380), (2, 40112190), (3, 26741460), (4, 20056095), (5, 16044876), (6, 13370730), (9, 8913820), (10, 8022438), (12, 6685365), (15, 5348292), (18, 4456910), (20, 4011219), (30, 2674146), (36, 2228455), (45, 1782764), (60, 1337073), (90, 891382), (180, 445691)]