71567720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11113}}^1$

素因数の和:11154

約数の個数: 64

約数和(自身を含む): 192049920

約数和(自身を除く): 120482200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 11113, 22226, 44452, 55565, 77791, 88904, 111130, 155582, 222260, 255599, 311164, 388955, 444520, 511198, 622328, 777910, 1022396, 1277995, 1555820, 1789193, 2044792, 2555990, 3111640, 3578386, 5111980, 7156772, 8945965, 10223960, 14313544, 17891930, 35783860, 71567720]

約数ペア:

[(1, 71567720), (2, 35783860), (4, 17891930), (5, 14313544), (7, 10223960), (8, 8945965), (10, 7156772), (14, 5111980), (20, 3578386), (23, 3111640), (28, 2555990), (35, 2044792), (40, 1789193), (46, 1555820), (56, 1277995), (70, 1022396), (92, 777910), (115, 622328), (140, 511198), (161, 444520), (184, 388955), (230, 311164), (280, 255599), (322, 222260), (460, 155582), (644, 111130), (805, 88904), (920, 77791), (1288, 55565), (1610, 44452), (3220, 22226), (6440, 11113)]