816840

素因数分解:

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

素因数の和:2286

約数の個数: 48

約数和(自身を含む): 2655900

約数和(自身を除く): 1839060

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, 2269, 4538, 6807, 9076, 11345, 13614, 18152, 20421, 22690, 27228, 34035, 40842, 45380, 54456, 68070, 81684, 90760, 102105, 136140, 163368, 204210, 272280, 408420, 816840]

約数ペア:

[(1, 816840), (2, 408420), (3, 272280), (4, 204210), (5, 163368), (6, 136140), (8, 102105), (9, 90760), (10, 81684), (12, 68070), (15, 54456), (18, 45380), (20, 40842), (24, 34035), (30, 27228), (36, 22690), (40, 20421), (45, 18152), (60, 13614), (72, 11345), (90, 9076), (120, 6807), (180, 4538), (360, 2269)]