77201820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{428899}}^1$

素因数の和:428914

約数の個数: 36

約数和(自身を含む): 234179400

約数和(自身を除く): 156977580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 428899, 857798, 1286697, 1715596, 2144495, 2573394, 3860091, 4288990, 5146788, 6433485, 7720182, 8577980, 12866970, 15440364, 19300455, 25733940, 38600910, 77201820]

約数ペア:

[(1, 77201820), (2, 38600910), (3, 25733940), (4, 19300455), (5, 15440364), (6, 12866970), (9, 8577980), (10, 7720182), (12, 6433485), (15, 5146788), (18, 4288990), (20, 3860091), (30, 2573394), (36, 2144495), (45, 1715596), (60, 1286697), (90, 857798), (180, 428899)]