207140480

素因数分解:

$2^7\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1021}}^1$

素因数の和:1357

約数の個数: 64

約数和(自身を含む): 497243880

約数和(自身を除く): 290103400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 317, 320, 634, 640, 1021, 1268, 1585, 2042, 2536, 3170, 4084, 5072, 5105, 6340, 8168, 10144, 10210, 12680, 16336, 20288, 20420, 25360, 32672, 40576, 40840, 50720, 65344, 81680, 101440, 130688, 163360, 202880, 323657, 326720, 647314, 653440, 1294628, 1618285, 2589256, 3236570, 5178512, 6473140, 10357024, 12946280, 20714048, 25892560, 41428096, 51785120, 103570240, 207140480]

約数ペア:

[(1, 207140480), (2, 103570240), (4, 51785120), (5, 41428096), (8, 25892560), (10, 20714048), (16, 12946280), (20, 10357024), (32, 6473140), (40, 5178512), (64, 3236570), (80, 2589256), (128, 1618285), (160, 1294628), (317, 653440), (320, 647314), (634, 326720), (640, 323657), (1021, 202880), (1268, 163360), (1585, 130688), (2042, 101440), (2536, 81680), (3170, 65344), (4084, 50720), (5072, 40840), (5105, 40576), (6340, 32672), (8168, 25360), (10144, 20420), (10210, 20288), (12680, 16336)]