222156720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{308551}}^1$

素因数の和:308570

約数の個数: 60

約数和(自身を含む): 746078736

約数和(自身を除く): 523922016

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, 308551, 617102, 925653, 1234204, 1542755, 1851306, 2468408, 2776959, 3085510, 3702612, 4628265, 4936816, 5553918, 6171020, 7405224, 9256530, 11107836, 12342040, 13884795, 14810448, 18513060, 22215672, 24684080, 27769590, 37026120, 44431344, 55539180, 74052240, 111078360, 222156720]

約数ペア:

[(1, 222156720), (2, 111078360), (3, 74052240), (4, 55539180), (5, 44431344), (6, 37026120), (8, 27769590), (9, 24684080), (10, 22215672), (12, 18513060), (15, 14810448), (16, 13884795), (18, 12342040), (20, 11107836), (24, 9256530), (30, 7405224), (36, 6171020), (40, 5553918), (45, 4936816), (48, 4628265), (60, 3702612), (72, 3085510), (80, 2776959), (90, 2468408), (120, 1851306), (144, 1542755), (180, 1234204), (240, 925653), (360, 617102), (720, 308551)]