121917390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 96

約数和(自身を含む): 342913824

約数和(自身を除く): 220996434

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 197, 210, 245, 294, 394, 421, 490, 591, 735, 842, 985, 1182, 1263, 1379, 1470, 1970, 2105, 2526, 2758, 2947, 2955, 4137, 4210, 5894, 5910, 6315, 6895, 8274, 8841, 9653, 12630, 13790, 14735, 17682, 19306, 20629, 20685, 28959, 29470, 41258, 41370, 44205, 48265, 57918, 61887, 82937, 88410, 96530, 103145, 123774, 144795, 165874, 206290, 248811, 289590, 309435, 414685, 497622, 580559, 618870, 829370, 1161118, 1244055, 1741677, 2488110, 2902795, 3483354, 4063913, 5805590, 8127826, 8708385, 12191739, 17416770, 20319565, 24383478, 40639130, 60958695, 121917390]

約数ペア:

[(1, 121917390), (2, 60958695), (3, 40639130), (5, 24383478), (6, 20319565), (7, 17416770), (10, 12191739), (14, 8708385), (15, 8127826), (21, 5805590), (30, 4063913), (35, 3483354), (42, 2902795), (49, 2488110), (70, 1741677), (98, 1244055), (105, 1161118), (147, 829370), (197, 618870), (210, 580559), (245, 497622), (294, 414685), (394, 309435), (421, 289590), (490, 248811), (591, 206290), (735, 165874), (842, 144795), (985, 123774), (1182, 103145), (1263, 96530), (1379, 88410), (1470, 82937), (1970, 61887), (2105, 57918), (2526, 48265), (2758, 44205), (2947, 41370), (2955, 41258), (4137, 29470), (4210, 28959), (5894, 20685), (5910, 20629), (6315, 19306), (6895, 17682), (8274, 14735), (8841, 13790), (9653, 12630)]