68208138

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{71}}^1$

素因数の和:204

約数の個数: 72

約数和(自身を含む): 160786080

約数和(自身を除く): 92577942

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 53, 57, 71, 106, 114, 142, 159, 171, 213, 318, 342, 426, 477, 639, 954, 1007, 1278, 1349, 2014, 2698, 2809, 3021, 3763, 4047, 5618, 6042, 7526, 8094, 8427, 9063, 11289, 12141, 16854, 18126, 22578, 24282, 25281, 33867, 50562, 53371, 67734, 71497, 106742, 142994, 160113, 199439, 214491, 320226, 398878, 428982, 480339, 598317, 643473, 960678, 1196634, 1286946, 1794951, 3589902, 3789341, 7578682, 11368023, 22736046, 34104069, 68208138]

約数ペア:

[(1, 68208138), (2, 34104069), (3, 22736046), (6, 11368023), (9, 7578682), (18, 3789341), (19, 3589902), (38, 1794951), (53, 1286946), (57, 1196634), (71, 960678), (106, 643473), (114, 598317), (142, 480339), (159, 428982), (171, 398878), (213, 320226), (318, 214491), (342, 199439), (426, 160113), (477, 142994), (639, 106742), (954, 71497), (1007, 67734), (1278, 53371), (1349, 50562), (2014, 33867), (2698, 25281), (2809, 24282), (3021, 22578), (3763, 18126), (4047, 16854), (5618, 12141), (6042, 11289), (7526, 9063), (8094, 8427)]