1980120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 6156000

約数和(自身を除く): 4175880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 569, 580, 696, 870, 1138, 1160, 1707, 1740, 2276, 2845, 3414, 3480, 4552, 5690, 6828, 8535, 11380, 13656, 16501, 17070, 22760, 33002, 34140, 49503, 66004, 68280, 82505, 99006, 132008, 165010, 198012, 247515, 330020, 396024, 495030, 660040, 990060, 1980120]

約数ペア:

[(1, 1980120), (2, 990060), (3, 660040), (4, 495030), (5, 396024), (6, 330020), (8, 247515), (10, 198012), (12, 165010), (15, 132008), (20, 99006), (24, 82505), (29, 68280), (30, 66004), (40, 49503), (58, 34140), (60, 33002), (87, 22760), (116, 17070), (120, 16501), (145, 13656), (174, 11380), (232, 8535), (290, 6828), (348, 5690), (435, 4552), (569, 3480), (580, 3414), (696, 2845), (870, 2276), (1138, 1740), (1160, 1707)]