131303220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{4457}}^1$

素因数の和:4960

約数の個数: 48

約数和(自身を含む): 368480448

約数和(自身を除く): 237177228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 982, 1473, 1964, 2455, 2946, 4457, 4910, 5892, 7365, 8914, 9820, 13371, 14730, 17828, 22285, 26742, 29460, 44570, 53484, 66855, 89140, 133710, 267420, 2188387, 4376774, 6565161, 8753548, 10941935, 13130322, 21883870, 26260644, 32825805, 43767740, 65651610, 131303220]

約数ペア:

[(1, 131303220), (2, 65651610), (3, 43767740), (4, 32825805), (5, 26260644), (6, 21883870), (10, 13130322), (12, 10941935), (15, 8753548), (20, 6565161), (30, 4376774), (60, 2188387), (491, 267420), (982, 133710), (1473, 89140), (1964, 66855), (2455, 53484), (2946, 44570), (4457, 29460), (4910, 26742), (5892, 22285), (7365, 17828), (8914, 14730), (9820, 13371)]