70989520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1163}}^1$

素因数の和:1292

約数の個数: 80

約数和(自身を含む): 190523520

約数和(自身を除く): 119534000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 218, 280, 436, 545, 560, 763, 872, 1090, 1163, 1526, 1744, 2180, 2326, 3052, 3815, 4360, 4652, 5815, 6104, 7630, 8141, 8720, 9304, 11630, 12208, 15260, 16282, 18608, 23260, 30520, 32564, 40705, 46520, 61040, 65128, 81410, 93040, 126767, 130256, 162820, 253534, 325640, 507068, 633835, 651280, 887369, 1014136, 1267670, 1774738, 2028272, 2535340, 3549476, 4436845, 5070680, 7098952, 8873690, 10141360, 14197904, 17747380, 35494760, 70989520]

約数ペア:

[(1, 70989520), (2, 35494760), (4, 17747380), (5, 14197904), (7, 10141360), (8, 8873690), (10, 7098952), (14, 5070680), (16, 4436845), (20, 3549476), (28, 2535340), (35, 2028272), (40, 1774738), (56, 1267670), (70, 1014136), (80, 887369), (109, 651280), (112, 633835), (140, 507068), (218, 325640), (280, 253534), (436, 162820), (545, 130256), (560, 126767), (763, 93040), (872, 81410), (1090, 65128), (1163, 61040), (1526, 46520), (1744, 40705), (2180, 32564), (2326, 30520), (3052, 23260), (3815, 18608), (4360, 16282), (4652, 15260), (5815, 12208), (6104, 11630), (7630, 9304), (8141, 8720)]