866698240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1553}}^1$

素因数の和:1687

約数の個数: 88

約数和(自身を含む): 2099485080

約数和(自身を除く): 1232786840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 320, 436, 512, 545, 640, 872, 1024, 1090, 1280, 1553, 1744, 2180, 2560, 3106, 3488, 4360, 5120, 6212, 6976, 7765, 8720, 12424, 13952, 15530, 17440, 24848, 27904, 31060, 34880, 49696, 55808, 62120, 69760, 99392, 111616, 124240, 139520, 169277, 198784, 248480, 279040, 338554, 397568, 496960, 558080, 677108, 795136, 846385, 993920, 1354216, 1590272, 1692770, 1987840, 2708432, 3385540, 3975680, 5416864, 6771080, 7951360, 10833728, 13542160, 21667456, 27084320, 43334912, 54168640, 86669824, 108337280, 173339648, 216674560, 433349120, 866698240]

約数ペア:

[(1, 866698240), (2, 433349120), (4, 216674560), (5, 173339648), (8, 108337280), (10, 86669824), (16, 54168640), (20, 43334912), (32, 27084320), (40, 21667456), (64, 13542160), (80, 10833728), (109, 7951360), (128, 6771080), (160, 5416864), (218, 3975680), (256, 3385540), (320, 2708432), (436, 1987840), (512, 1692770), (545, 1590272), (640, 1354216), (872, 993920), (1024, 846385), (1090, 795136), (1280, 677108), (1553, 558080), (1744, 496960), (2180, 397568), (2560, 338554), (3106, 279040), (3488, 248480), (4360, 198784), (5120, 169277), (6212, 139520), (6976, 124240), (7765, 111616), (8720, 99392), (12424, 69760), (13952, 62120), (15530, 55808), (17440, 49696), (24848, 34880), (27904, 31060)]