209226960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{290593}}^1$

素因数の和:290612

約数の個数: 60

約数和(自身を含む): 702656292

約数和(自身を除く): 493429332

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 290593, 581186, 871779, 1162372, 1452965, 1743558, 2324744, 2615337, 2905930, 3487116, 4358895, 4649488, 5230674, 5811860, 6974232, 8717790, 10461348, 11623720, 13076685, 13948464, 17435580, 20922696, 23247440, 26153370, 34871160, 41845392, 52306740, 69742320, 104613480, 209226960]

約数ペア:

[(1, 209226960), (2, 104613480), (3, 69742320), (4, 52306740), (5, 41845392), (6, 34871160), (8, 26153370), (9, 23247440), (10, 20922696), (12, 17435580), (15, 13948464), (16, 13076685), (18, 11623720), (20, 10461348), (24, 8717790), (30, 6974232), (36, 5811860), (40, 5230674), (45, 4649488), (48, 4358895), (60, 3487116), (72, 2905930), (80, 2615337), (90, 2324744), (120, 1743558), (144, 1452965), (180, 1162372), (240, 871779), (360, 581186), (720, 290593)]