306530015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 439160832

約数和(自身を除く): 132630817

約数列:

[1, 5, 11, 31, 37, 43, 55, 113, 155, 185, 215, 341, 407, 473, 565, 1147, 1243, 1333, 1591, 1705, 2035, 2365, 3503, 4181, 4859, 5735, 6215, 6665, 7955, 12617, 14663, 17501, 17515, 20905, 24295, 38533, 45991, 49321, 53449, 63085, 73315, 87505, 129611, 150629, 179783, 192665, 229955, 246605, 267245, 542531, 648055, 753145, 898915, 1425721, 1656919, 1977613, 2712655, 5573273, 7128605, 8284595, 9888065, 27866365, 61306003, 306530015]

約数ペア:

[(1, 306530015), (5, 61306003), (11, 27866365), (31, 9888065), (37, 8284595), (43, 7128605), (55, 5573273), (113, 2712655), (155, 1977613), (185, 1656919), (215, 1425721), (341, 898915), (407, 753145), (473, 648055), (565, 542531), (1147, 267245), (1243, 246605), (1333, 229955), (1591, 192665), (1705, 179783), (2035, 150629), (2365, 129611), (3503, 87505), (4181, 73315), (4859, 63085), (5735, 53449), (6215, 49321), (6665, 45991), (7955, 38533), (12617, 24295), (14663, 20905), (17501, 17515)]