320127678

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{2371}}^1$

素因数の和:2969

約数の個数: 48

約数和(自身を含む): 748574736

約数和(自身を除く): 428447058

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 577, 1154, 1731, 2371, 3462, 4742, 5193, 7113, 7501, 10386, 14226, 15002, 21339, 22503, 30823, 42678, 45006, 61646, 67509, 92469, 135018, 184938, 277407, 554814, 1368067, 2736134, 4104201, 8208402, 12312603, 17784871, 24625206, 35569742, 53354613, 106709226, 160063839, 320127678]

約数ペア:

[(1, 320127678), (2, 160063839), (3, 106709226), (6, 53354613), (9, 35569742), (13, 24625206), (18, 17784871), (26, 12312603), (39, 8208402), (78, 4104201), (117, 2736134), (234, 1368067), (577, 554814), (1154, 277407), (1731, 184938), (2371, 135018), (3462, 92469), (4742, 67509), (5193, 61646), (7113, 45006), (7501, 42678), (10386, 30823), (14226, 22503), (15002, 21339)]