112871680

素因数分解:

$2^8\times 5^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:939

約数の個数: 72

約数和(自身を含む): 273180600

約数和(自身を除く): 160308920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 320, 436, 545, 640, 809, 872, 1090, 1280, 1618, 1744, 2180, 3236, 3488, 4045, 4360, 6472, 6976, 8090, 8720, 12944, 13952, 16180, 17440, 25888, 27904, 32360, 34880, 51776, 64720, 69760, 88181, 103552, 129440, 139520, 176362, 207104, 258880, 352724, 440905, 517760, 705448, 881810, 1035520, 1410896, 1763620, 2821792, 3527240, 5643584, 7054480, 11287168, 14108960, 22574336, 28217920, 56435840, 112871680]

約数ペア:

[(1, 112871680), (2, 56435840), (4, 28217920), (5, 22574336), (8, 14108960), (10, 11287168), (16, 7054480), (20, 5643584), (32, 3527240), (40, 2821792), (64, 1763620), (80, 1410896), (109, 1035520), (128, 881810), (160, 705448), (218, 517760), (256, 440905), (320, 352724), (436, 258880), (545, 207104), (640, 176362), (809, 139520), (872, 129440), (1090, 103552), (1280, 88181), (1618, 69760), (1744, 64720), (2180, 51776), (3236, 34880), (3488, 32360), (4045, 27904), (4360, 25888), (6472, 17440), (6976, 16180), (8090, 13952), (8720, 12944)]