9648990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2749}}^1$

素因数の和:2778

約数の個数: 64

約数和(自身を含む): 27720000

約数和(自身を除く): 18071010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 2749, 3510, 5498, 8247, 13745, 16494, 24741, 27490, 35737, 41235, 49482, 71474, 74223, 82470, 107211, 123705, 148446, 178685, 214422, 247410, 321633, 357370, 371115, 536055, 643266, 742230, 964899, 1072110, 1608165, 1929798, 3216330, 4824495, 9648990]

約数ペア:

[(1, 9648990), (2, 4824495), (3, 3216330), (5, 1929798), (6, 1608165), (9, 1072110), (10, 964899), (13, 742230), (15, 643266), (18, 536055), (26, 371115), (27, 357370), (30, 321633), (39, 247410), (45, 214422), (54, 178685), (65, 148446), (78, 123705), (90, 107211), (117, 82470), (130, 74223), (135, 71474), (195, 49482), (234, 41235), (270, 35737), (351, 27490), (390, 24741), (585, 16494), (702, 13745), (1170, 8247), (1755, 5498), (2749, 3510)]