42657280

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:919

約数の個数: 80

約数和(自身を含む): 107783280

約数和(自身を除く): 65126000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 877, 1216, 1280, 1520, 1754, 2432, 2560, 3040, 3508, 4385, 4864, 6080, 7016, 8770, 9728, 12160, 14032, 16663, 17540, 24320, 28064, 33326, 35080, 48640, 56128, 66652, 70160, 83315, 112256, 133304, 140320, 166630, 224512, 266608, 280640, 333260, 449024, 533216, 561280, 666520, 1066432, 1122560, 1333040, 2132864, 2245120, 2666080, 4265728, 5332160, 8531456, 10664320, 21328640, 42657280]

約数ペア:

[(1, 42657280), (2, 21328640), (4, 10664320), (5, 8531456), (8, 5332160), (10, 4265728), (16, 2666080), (19, 2245120), (20, 2132864), (32, 1333040), (38, 1122560), (40, 1066432), (64, 666520), (76, 561280), (80, 533216), (95, 449024), (128, 333260), (152, 280640), (160, 266608), (190, 224512), (256, 166630), (304, 140320), (320, 133304), (380, 112256), (512, 83315), (608, 70160), (640, 66652), (760, 56128), (877, 48640), (1216, 35080), (1280, 33326), (1520, 28064), (1754, 24320), (2432, 17540), (2560, 16663), (3040, 14032), (3508, 12160), (4385, 9728), (4864, 8770), (6080, 7016)]