70857920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{4519}}^1$

素因数の和:4550

約数の個数: 84

約数和(自身を含む): 196321680

約数和(自身を除く): 125463760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4519, 7840, 9038, 15680, 18076, 22595, 31633, 36152, 45190, 63266, 72304, 90380, 126532, 144608, 158165, 180760, 221431, 253064, 289216, 316330, 361520, 442862, 506128, 632660, 723040, 885724, 1012256, 1107155, 1265320, 1446080, 1771448, 2024512, 2214310, 2530640, 3542896, 4428620, 5061280, 7085792, 8857240, 10122560, 14171584, 17714480, 35428960, 70857920]

約数ペア:

[(1, 70857920), (2, 35428960), (4, 17714480), (5, 14171584), (7, 10122560), (8, 8857240), (10, 7085792), (14, 5061280), (16, 4428620), (20, 3542896), (28, 2530640), (32, 2214310), (35, 2024512), (40, 1771448), (49, 1446080), (56, 1265320), (64, 1107155), (70, 1012256), (80, 885724), (98, 723040), (112, 632660), (140, 506128), (160, 442862), (196, 361520), (224, 316330), (245, 289216), (280, 253064), (320, 221431), (392, 180760), (448, 158165), (490, 144608), (560, 126532), (784, 90380), (980, 72304), (1120, 63266), (1568, 45190), (1960, 36152), (2240, 31633), (3136, 22595), (3920, 18076), (4519, 15680), (7840, 9038)]