208064880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{288979}}^1$

素因数の和:288998

約数の個数: 60

約数和(自身を含む): 698753640

約数和(自身を除く): 490688760

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, 288979, 577958, 866937, 1155916, 1444895, 1733874, 2311832, 2600811, 2889790, 3467748, 4334685, 4623664, 5201622, 5779580, 6935496, 8669370, 10403244, 11559160, 13004055, 13870992, 17338740, 20806488, 23118320, 26008110, 34677480, 41612976, 52016220, 69354960, 104032440, 208064880]

約数ペア:

[(1, 208064880), (2, 104032440), (3, 69354960), (4, 52016220), (5, 41612976), (6, 34677480), (8, 26008110), (9, 23118320), (10, 20806488), (12, 17338740), (15, 13870992), (16, 13004055), (18, 11559160), (20, 10403244), (24, 8669370), (30, 6935496), (36, 5779580), (40, 5201622), (45, 4623664), (48, 4334685), (60, 3467748), (72, 2889790), (80, 2600811), (90, 2311832), (120, 1733874), (144, 1444895), (180, 1155916), (240, 866937), (360, 577958), (720, 288979)]