393643260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{728969}}^1$

素因数の和:728987

約数の個数: 48

約数和(自身を含む): 1224669600

約数和(自身を除く): 831026340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 728969, 1457938, 2186907, 2915876, 3644845, 4373814, 6560721, 7289690, 8747628, 10934535, 13121442, 14579380, 19682163, 21869070, 26242884, 32803605, 39364326, 43738140, 65607210, 78728652, 98410815, 131214420, 196821630, 393643260]

約数ペア:

[(1, 393643260), (2, 196821630), (3, 131214420), (4, 98410815), (5, 78728652), (6, 65607210), (9, 43738140), (10, 39364326), (12, 32803605), (15, 26242884), (18, 21869070), (20, 19682163), (27, 14579380), (30, 13121442), (36, 10934535), (45, 8747628), (54, 7289690), (60, 6560721), (90, 4373814), (108, 3644845), (135, 2915876), (180, 2186907), (270, 1457938), (540, 728969)]