28667880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79633}}^1$

素因数の和:79650

約数の個数: 48

約数和(自身を含む): 93171780

約数和(自身を除く): 64503900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 79633, 159266, 238899, 318532, 398165, 477798, 637064, 716697, 796330, 955596, 1194495, 1433394, 1592660, 1911192, 2388990, 2866788, 3185320, 3583485, 4777980, 5733576, 7166970, 9555960, 14333940, 28667880]

約数ペア:

[(1, 28667880), (2, 14333940), (3, 9555960), (4, 7166970), (5, 5733576), (6, 4777980), (8, 3583485), (9, 3185320), (10, 2866788), (12, 2388990), (15, 1911192), (18, 1592660), (20, 1433394), (24, 1194495), (30, 955596), (36, 796330), (40, 716697), (45, 637064), (60, 477798), (72, 398165), (90, 318532), (120, 238899), (180, 159266), (360, 79633)]