61390840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{941}}^1$

素因数の和:1192

約数の個数: 64

約数和(自身を含む): 158708160

約数和(自身を除く): 97317320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 233, 280, 466, 932, 941, 1165, 1631, 1864, 1882, 2330, 3262, 3764, 4660, 4705, 6524, 6587, 7528, 8155, 9320, 9410, 13048, 13174, 16310, 18820, 26348, 32620, 32935, 37640, 52696, 65240, 65870, 131740, 219253, 263480, 438506, 877012, 1096265, 1534771, 1754024, 2192530, 3069542, 4385060, 6139084, 7673855, 8770120, 12278168, 15347710, 30695420, 61390840]

約数ペア:

[(1, 61390840), (2, 30695420), (4, 15347710), (5, 12278168), (7, 8770120), (8, 7673855), (10, 6139084), (14, 4385060), (20, 3069542), (28, 2192530), (35, 1754024), (40, 1534771), (56, 1096265), (70, 877012), (140, 438506), (233, 263480), (280, 219253), (466, 131740), (932, 65870), (941, 65240), (1165, 52696), (1631, 37640), (1864, 32935), (1882, 32620), (2330, 26348), (3262, 18820), (3764, 16310), (4660, 13174), (4705, 13048), (6524, 9410), (6587, 9320), (7528, 8155)]