318895040

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8819}}^1$

素因数の和:8949

約数の個数: 56

約数和(自身を含む): 766175760

約数和(自身を除く): 447280720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 7232, 8819, 9040, 17638, 18080, 35276, 36160, 44095, 70552, 88190, 141104, 176380, 282208, 352760, 564416, 705520, 996547, 1411040, 1993094, 2822080, 3986188, 4982735, 7972376, 9965470, 15944752, 19930940, 31889504, 39861880, 63779008, 79723760, 159447520, 318895040]

約数ペア:

[(1, 318895040), (2, 159447520), (4, 79723760), (5, 63779008), (8, 39861880), (10, 31889504), (16, 19930940), (20, 15944752), (32, 9965470), (40, 7972376), (64, 4982735), (80, 3986188), (113, 2822080), (160, 1993094), (226, 1411040), (320, 996547), (452, 705520), (565, 564416), (904, 352760), (1130, 282208), (1808, 176380), (2260, 141104), (3616, 88190), (4520, 70552), (7232, 44095), (8819, 36160), (9040, 35276), (17638, 18080)]