90905400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{50503}}^1$

素因数の和:50525

約数の個数: 72

約数和(自身を含む): 305296680

約数和(自身を除く): 214391280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 50503, 101006, 151509, 202012, 252515, 303018, 404024, 454527, 505030, 606036, 757545, 909054, 1010060, 1212072, 1262575, 1515090, 1818108, 2020120, 2272635, 2525150, 3030180, 3636216, 3787725, 4545270, 5050300, 6060360, 7575450, 9090540, 10100600, 11363175, 15150900, 18181080, 22726350, 30301800, 45452700, 90905400]

約数ペア:

[(1, 90905400), (2, 45452700), (3, 30301800), (4, 22726350), (5, 18181080), (6, 15150900), (8, 11363175), (9, 10100600), (10, 9090540), (12, 7575450), (15, 6060360), (18, 5050300), (20, 4545270), (24, 3787725), (25, 3636216), (30, 3030180), (36, 2525150), (40, 2272635), (45, 2020120), (50, 1818108), (60, 1515090), (72, 1262575), (75, 1212072), (90, 1010060), (100, 909054), (120, 757545), (150, 606036), (180, 505030), (200, 454527), (225, 404024), (300, 303018), (360, 252515), (450, 202012), (600, 151509), (900, 101006), (1800, 50503)]