989640

素因数分解:

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

素因数の和:2766

約数の個数: 48

約数和(自身を含む): 3217500

約数和(自身を除く): 2227860

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, 2749, 5498, 8247, 10996, 13745, 16494, 21992, 24741, 27490, 32988, 41235, 49482, 54980, 65976, 82470, 98964, 109960, 123705, 164940, 197928, 247410, 329880, 494820, 989640]

約数ペア:

[(1, 989640), (2, 494820), (3, 329880), (4, 247410), (5, 197928), (6, 164940), (8, 123705), (9, 109960), (10, 98964), (12, 82470), (15, 65976), (18, 54980), (20, 49482), (24, 41235), (30, 32988), (36, 27490), (40, 24741), (45, 21992), (60, 16494), (72, 13745), (90, 10996), (120, 8247), (180, 5498), (360, 2749)]