680649768

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{497551}}^1$

素因数の和:497582

約数の個数: 48

約数和(自身を含む): 1940452800

約数和(自身を除く): 1259803032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 497551, 995102, 1492653, 1990204, 2985306, 3980408, 4477959, 5970612, 8955918, 9453469, 11941224, 17911836, 18906938, 28360407, 35823672, 37813876, 56720814, 75627752, 85081221, 113441628, 170162442, 226883256, 340324884, 680649768]

約数ペア:

[(1, 680649768), (2, 340324884), (3, 226883256), (4, 170162442), (6, 113441628), (8, 85081221), (9, 75627752), (12, 56720814), (18, 37813876), (19, 35823672), (24, 28360407), (36, 18906938), (38, 17911836), (57, 11941224), (72, 9453469), (76, 8955918), (114, 5970612), (152, 4477959), (171, 3980408), (228, 2985306), (342, 1990204), (456, 1492653), (684, 995102), (1368, 497551)]