80708220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{448379}}^1$

素因数の和:448394

約数の個数: 36

約数和(自身を含む): 244815480

約数和(自身を除く): 164107260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 448379, 896758, 1345137, 1793516, 2241895, 2690274, 4035411, 4483790, 5380548, 6725685, 8070822, 8967580, 13451370, 16141644, 20177055, 26902740, 40354110, 80708220]

約数ペア:

[(1, 80708220), (2, 40354110), (3, 26902740), (4, 20177055), (5, 16141644), (6, 13451370), (9, 8967580), (10, 8070822), (12, 6725685), (15, 5380548), (18, 4483790), (20, 4035411), (30, 2690274), (36, 2241895), (45, 1793516), (60, 1345137), (90, 896758), (180, 448379)]