78163740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{434243}}^1$

素因数の和:434258

約数の個数: 36

約数和(自身を含む): 237097224

約数和(自身を除く): 158933484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 434243, 868486, 1302729, 1736972, 2171215, 2605458, 3908187, 4342430, 5210916, 6513645, 7816374, 8684860, 13027290, 15632748, 19540935, 26054580, 39081870, 78163740]

約数ペア:

[(1, 78163740), (2, 39081870), (3, 26054580), (4, 19540935), (5, 15632748), (6, 13027290), (9, 8684860), (10, 7816374), (12, 6513645), (15, 5210916), (18, 4342430), (20, 3908187), (30, 2605458), (36, 2171215), (45, 1736972), (60, 1302729), (90, 868486), (180, 434243)]