180039960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{500111}}^1$

素因数の和:500128

約数の個数: 48

約数和(自身を含む): 585131040

約数和(自身を除く): 405091080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 500111, 1000222, 1500333, 2000444, 2500555, 3000666, 4000888, 4500999, 5001110, 6001332, 7501665, 9001998, 10002220, 12002664, 15003330, 18003996, 20004440, 22504995, 30006660, 36007992, 45009990, 60013320, 90019980, 180039960]

約数ペア:

[(1, 180039960), (2, 90019980), (3, 60013320), (4, 45009990), (5, 36007992), (6, 30006660), (8, 22504995), (9, 20004440), (10, 18003996), (12, 15003330), (15, 12002664), (18, 10002220), (20, 9001998), (24, 7501665), (30, 6001332), (36, 5001110), (40, 4500999), (45, 4000888), (60, 3000666), (72, 2500555), (90, 2000444), (120, 1500333), (180, 1000222), (360, 500111)]