290497140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1613873}}^1$

素因数の和:1613888

約数の個数: 36

約数和(自身を含む): 881175204

約数和(自身を除く): 590678064

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1613873, 3227746, 4841619, 6455492, 8069365, 9683238, 14524857, 16138730, 19366476, 24208095, 29049714, 32277460, 48416190, 58099428, 72624285, 96832380, 145248570, 290497140]

約数ペア:

[(1, 290497140), (2, 145248570), (3, 96832380), (4, 72624285), (5, 58099428), (6, 48416190), (9, 32277460), (10, 29049714), (12, 24208095), (15, 19366476), (18, 16138730), (20, 14524857), (30, 9683238), (36, 8069365), (45, 6455492), (60, 4841619), (90, 3227746), (180, 1613873)]