408420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2269}}^1$

素因数の和:2284

約数の個数: 36

約数和(自身を含む): 1239420

約数和(自身を除く): 831000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2269, 4538, 6807, 9076, 11345, 13614, 20421, 22690, 27228, 34035, 40842, 45380, 68070, 81684, 102105, 136140, 204210, 408420]

約数ペア:

[(1, 408420), (2, 204210), (3, 136140), (4, 102105), (5, 81684), (6, 68070), (9, 45380), (10, 40842), (12, 34035), (15, 27228), (18, 22690), (20, 20421), (30, 13614), (36, 11345), (45, 9076), (60, 6807), (90, 4538), (180, 2269)]