256757112

素因数分解:

$2^3\times 3^2\times {\mathrm{409}}^1\times {\mathrm{8719}}^1$

素因数の和:9140

約数の個数: 48

約数和(自身を含む): 697164000

約数和(自身を除く): 440406888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 409, 818, 1227, 1636, 2454, 3272, 3681, 4908, 7362, 8719, 9816, 14724, 17438, 26157, 29448, 34876, 52314, 69752, 78471, 104628, 156942, 209256, 313884, 627768, 3566071, 7132142, 10698213, 14264284, 21396426, 28528568, 32094639, 42792852, 64189278, 85585704, 128378556, 256757112]

約数ペア:

[(1, 256757112), (2, 128378556), (3, 85585704), (4, 64189278), (6, 42792852), (8, 32094639), (9, 28528568), (12, 21396426), (18, 14264284), (24, 10698213), (36, 7132142), (72, 3566071), (409, 627768), (818, 313884), (1227, 209256), (1636, 156942), (2454, 104628), (3272, 78471), (3681, 69752), (4908, 52314), (7362, 34876), (8719, 29448), (9816, 26157), (14724, 17438)]