67248640

素因数分解:

$2^9\times 5^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:373

約数の個数: 80

約数和(自身を含む): 163393560

約数和(自身を除く): 96144920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 241, 256, 320, 436, 482, 512, 545, 640, 872, 964, 1090, 1205, 1280, 1744, 1928, 2180, 2410, 2560, 3488, 3856, 4360, 4820, 6976, 7712, 8720, 9640, 13952, 15424, 17440, 19280, 26269, 27904, 30848, 34880, 38560, 52538, 55808, 61696, 69760, 77120, 105076, 123392, 131345, 139520, 154240, 210152, 262690, 279040, 308480, 420304, 525380, 616960, 840608, 1050760, 1681216, 2101520, 3362432, 4203040, 6724864, 8406080, 13449728, 16812160, 33624320, 67248640]

約数ペア:

[(1, 67248640), (2, 33624320), (4, 16812160), (5, 13449728), (8, 8406080), (10, 6724864), (16, 4203040), (20, 3362432), (32, 2101520), (40, 1681216), (64, 1050760), (80, 840608), (109, 616960), (128, 525380), (160, 420304), (218, 308480), (241, 279040), (256, 262690), (320, 210152), (436, 154240), (482, 139520), (512, 131345), (545, 123392), (640, 105076), (872, 77120), (964, 69760), (1090, 61696), (1205, 55808), (1280, 52538), (1744, 38560), (1928, 34880), (2180, 30848), (2410, 27904), (2560, 26269), (3488, 19280), (3856, 17440), (4360, 15424), (4820, 13952), (6976, 9640), (7712, 8720)]