91270480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{467}}^1$

素因数の和:836

約数の個数: 80

約数和(自身を含む): 243734400

約数和(自身を除く): 152463920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 349, 467, 560, 698, 934, 1396, 1745, 1868, 2335, 2443, 2792, 3269, 3490, 3736, 4670, 4886, 5584, 6538, 6980, 7472, 9340, 9772, 12215, 13076, 13960, 16345, 18680, 19544, 24430, 26152, 27920, 32690, 37360, 39088, 48860, 52304, 65380, 97720, 130760, 162983, 195440, 261520, 325966, 651932, 814915, 1140881, 1303864, 1629830, 2281762, 2607728, 3259660, 4563524, 5704405, 6519320, 9127048, 11408810, 13038640, 18254096, 22817620, 45635240, 91270480]

約数ペア:

[(1, 91270480), (2, 45635240), (4, 22817620), (5, 18254096), (7, 13038640), (8, 11408810), (10, 9127048), (14, 6519320), (16, 5704405), (20, 4563524), (28, 3259660), (35, 2607728), (40, 2281762), (56, 1629830), (70, 1303864), (80, 1140881), (112, 814915), (140, 651932), (280, 325966), (349, 261520), (467, 195440), (560, 162983), (698, 130760), (934, 97720), (1396, 65380), (1745, 52304), (1868, 48860), (2335, 39088), (2443, 37360), (2792, 32690), (3269, 27920), (3490, 26152), (3736, 24430), (4670, 19544), (4886, 18680), (5584, 16345), (6538, 13960), (6980, 13076), (7472, 12215), (9340, 9772)]