340320438

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{4129}}^1$

素因数の和:4397

約数の個数: 48

約数和(自身を含む): 779578800

約数和(自身を除く): 439258362

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 241, 342, 482, 723, 1446, 2169, 4129, 4338, 4579, 8258, 9158, 12387, 13737, 24774, 27474, 37161, 41211, 74322, 78451, 82422, 156902, 235353, 470706, 706059, 995089, 1412118, 1990178, 2985267, 5970534, 8955801, 17911602, 18906691, 37813382, 56720073, 113440146, 170160219, 340320438]

約数ペア:

[(1, 340320438), (2, 170160219), (3, 113440146), (6, 56720073), (9, 37813382), (18, 18906691), (19, 17911602), (38, 8955801), (57, 5970534), (114, 2985267), (171, 1990178), (241, 1412118), (342, 995089), (482, 706059), (723, 470706), (1446, 235353), (2169, 156902), (4129, 82422), (4338, 78451), (4579, 74322), (8258, 41211), (9158, 37161), (12387, 27474), (13737, 24774)]