68663840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{607}}^1$

素因数の和:730

約数の個数: 96

約数和(自身を含む): 187536384

約数和(自身を除く): 118872544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 101, 112, 140, 160, 202, 224, 280, 404, 505, 560, 607, 707, 808, 1010, 1120, 1214, 1414, 1616, 2020, 2428, 2828, 3035, 3232, 3535, 4040, 4249, 4856, 5656, 6070, 7070, 8080, 8498, 9712, 11312, 12140, 14140, 16160, 16996, 19424, 21245, 22624, 24280, 28280, 33992, 42490, 48560, 56560, 61307, 67984, 84980, 97120, 113120, 122614, 135968, 169960, 245228, 306535, 339920, 429149, 490456, 613070, 679840, 858298, 980912, 1226140, 1716596, 1961824, 2145745, 2452280, 3433192, 4291490, 4904560, 6866384, 8582980, 9809120, 13732768, 17165960, 34331920, 68663840]

約数ペア:

[(1, 68663840), (2, 34331920), (4, 17165960), (5, 13732768), (7, 9809120), (8, 8582980), (10, 6866384), (14, 4904560), (16, 4291490), (20, 3433192), (28, 2452280), (32, 2145745), (35, 1961824), (40, 1716596), (56, 1226140), (70, 980912), (80, 858298), (101, 679840), (112, 613070), (140, 490456), (160, 429149), (202, 339920), (224, 306535), (280, 245228), (404, 169960), (505, 135968), (560, 122614), (607, 113120), (707, 97120), (808, 84980), (1010, 67984), (1120, 61307), (1214, 56560), (1414, 48560), (1616, 42490), (2020, 33992), (2428, 28280), (2828, 24280), (3035, 22624), (3232, 21245), (3535, 19424), (4040, 16996), (4249, 16160), (4856, 14140), (5656, 12140), (6070, 11312), (7070, 9712), (8080, 8498)]