27786570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{431}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 76640256

約数和(自身を除く): 48853686

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 307, 431, 614, 862, 921, 1293, 1535, 1842, 2149, 2155, 2586, 3017, 3070, 4298, 4310, 4605, 6034, 6447, 6465, 9051, 9210, 10745, 12894, 12930, 15085, 18102, 21490, 30170, 32235, 45255, 64470, 90510, 132317, 264634, 396951, 661585, 793902, 926219, 1323170, 1852438, 1984755, 2778657, 3969510, 4631095, 5557314, 9262190, 13893285, 27786570]

約数ペア:

[(1, 27786570), (2, 13893285), (3, 9262190), (5, 5557314), (6, 4631095), (7, 3969510), (10, 2778657), (14, 1984755), (15, 1852438), (21, 1323170), (30, 926219), (35, 793902), (42, 661585), (70, 396951), (105, 264634), (210, 132317), (307, 90510), (431, 64470), (614, 45255), (862, 32235), (921, 30170), (1293, 21490), (1535, 18102), (1842, 15085), (2149, 12930), (2155, 12894), (2586, 10745), (3017, 9210), (3070, 9051), (4298, 6465), (4310, 6447), (4605, 6034)]