249761470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1321}}^1$

素因数の和:1445

約数の個数: 64

約数和(自身を含む): 535314816

約数和(自身を除く): 285553346

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 73, 74, 146, 185, 259, 365, 370, 511, 518, 730, 1022, 1295, 1321, 2555, 2590, 2642, 2701, 5110, 5402, 6605, 9247, 13210, 13505, 18494, 18907, 27010, 37814, 46235, 48877, 92470, 94535, 96433, 97754, 189070, 192866, 244385, 342139, 482165, 488770, 675031, 684278, 964330, 1350062, 1710695, 3375155, 3421390, 3568021, 6750310, 7136042, 17840105, 24976147, 35680210, 49952294, 124880735, 249761470]

約数ペア:

[(1, 249761470), (2, 124880735), (5, 49952294), (7, 35680210), (10, 24976147), (14, 17840105), (35, 7136042), (37, 6750310), (70, 3568021), (73, 3421390), (74, 3375155), (146, 1710695), (185, 1350062), (259, 964330), (365, 684278), (370, 675031), (511, 488770), (518, 482165), (730, 342139), (1022, 244385), (1295, 192866), (1321, 189070), (2555, 97754), (2590, 96433), (2642, 94535), (2701, 92470), (5110, 48877), (5402, 46235), (6605, 37814), (9247, 27010), (13210, 18907), (13505, 18494)]