290161800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{161201}}^1$

素因数の和:161223

約数の個数: 72

約数和(自身を含む): 974466090

約数和(自身を除く): 684304290

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, 161201, 322402, 483603, 644804, 806005, 967206, 1289608, 1450809, 1612010, 1934412, 2418015, 2901618, 3224020, 3868824, 4030025, 4836030, 5803236, 6448040, 7254045, 8060050, 9672060, 11606472, 12090075, 14508090, 16120100, 19344120, 24180150, 29016180, 32240200, 36270225, 48360300, 58032360, 72540450, 96720600, 145080900, 290161800]

約数ペア:

[(1, 290161800), (2, 145080900), (3, 96720600), (4, 72540450), (5, 58032360), (6, 48360300), (8, 36270225), (9, 32240200), (10, 29016180), (12, 24180150), (15, 19344120), (18, 16120100), (20, 14508090), (24, 12090075), (25, 11606472), (30, 9672060), (36, 8060050), (40, 7254045), (45, 6448040), (50, 5803236), (60, 4836030), (72, 4030025), (75, 3868824), (90, 3224020), (100, 2901618), (120, 2418015), (150, 1934412), (180, 1612010), (200, 1450809), (225, 1289608), (300, 967206), (360, 806005), (450, 644804), (600, 483603), (900, 322402), (1800, 161201)]