144699680

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8297}}^1$

素因数の和:8421

約数の個数: 48

約数和(自身を含む): 345030840

約数和(自身を除く): 200331160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 8297, 8720, 16594, 17440, 33188, 41485, 66376, 82970, 132752, 165940, 265504, 331880, 663760, 904373, 1327520, 1808746, 3617492, 4521865, 7234984, 9043730, 14469968, 18087460, 28939936, 36174920, 72349840, 144699680]

約数ペア:

[(1, 144699680), (2, 72349840), (4, 36174920), (5, 28939936), (8, 18087460), (10, 14469968), (16, 9043730), (20, 7234984), (32, 4521865), (40, 3617492), (80, 1808746), (109, 1327520), (160, 904373), (218, 663760), (436, 331880), (545, 265504), (872, 165940), (1090, 132752), (1744, 82970), (2180, 66376), (3488, 41485), (4360, 33188), (8297, 17440), (8720, 16594)]