266400904

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18803}}^1$

素因数の和:18850

約数の個数: 64

約数和(自身を含む): 649866240

約数和(自身を除く): 383465336

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1771, 2024, 3542, 7084, 14168, 18803, 37606, 75212, 131621, 150424, 206833, 263242, 413666, 432469, 526484, 827332, 864938, 1052968, 1447831, 1654664, 1729876, 2895662, 3027283, 3459752, 4757159, 5791324, 6054566, 9514318, 11582648, 12109132, 19028636, 24218264, 33300113, 38057272, 66600226, 133200452, 266400904]

約数ペア:

[(1, 266400904), (2, 133200452), (4, 66600226), (7, 38057272), (8, 33300113), (11, 24218264), (14, 19028636), (22, 12109132), (23, 11582648), (28, 9514318), (44, 6054566), (46, 5791324), (56, 4757159), (77, 3459752), (88, 3027283), (92, 2895662), (154, 1729876), (161, 1654664), (184, 1447831), (253, 1052968), (308, 864938), (322, 827332), (506, 526484), (616, 432469), (644, 413666), (1012, 263242), (1288, 206833), (1771, 150424), (2024, 131621), (3542, 75212), (7084, 37606), (14168, 18803)]