213286400

素因数分解:

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

素因数の和:924

約数の個数: 120

約数和(自身を含む): 556880280

約数和(自身を除く): 343593880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 256, 304, 320, 380, 400, 475, 512, 608, 640, 760, 800, 877, 950, 1216, 1280, 1520, 1600, 1754, 1900, 2432, 2560, 3040, 3200, 3508, 3800, 4385, 4864, 6080, 6400, 7016, 7600, 8770, 9728, 12160, 12800, 14032, 15200, 16663, 17540, 21925, 24320, 28064, 30400, 33326, 35080, 43850, 48640, 56128, 60800, 66652, 70160, 83315, 87700, 112256, 121600, 133304, 140320, 166630, 175400, 224512, 243200, 266608, 280640, 333260, 350800, 416575, 449024, 533216, 561280, 666520, 701600, 833150, 1066432, 1122560, 1333040, 1403200, 1666300, 2132864, 2245120, 2666080, 2806400, 3332600, 4265728, 5332160, 5612800, 6665200, 8531456, 10664320, 11225600, 13330400, 21328640, 26660800, 42657280, 53321600, 106643200, 213286400]

約数ペア:

[(1, 213286400), (2, 106643200), (4, 53321600), (5, 42657280), (8, 26660800), (10, 21328640), (16, 13330400), (19, 11225600), (20, 10664320), (25, 8531456), (32, 6665200), (38, 5612800), (40, 5332160), (50, 4265728), (64, 3332600), (76, 2806400), (80, 2666080), (95, 2245120), (100, 2132864), (128, 1666300), (152, 1403200), (160, 1333040), (190, 1122560), (200, 1066432), (256, 833150), (304, 701600), (320, 666520), (380, 561280), (400, 533216), (475, 449024), (512, 416575), (608, 350800), (640, 333260), (760, 280640), (800, 266608), (877, 243200), (950, 224512), (1216, 175400), (1280, 166630), (1520, 140320), (1600, 133304), (1754, 121600), (1900, 112256), (2432, 87700), (2560, 83315), (3040, 70160), (3200, 66652), (3508, 60800), (3800, 56128), (4385, 48640), (4864, 43850), (6080, 35080), (6400, 33326), (7016, 30400), (7600, 28064), (8770, 24320), (9728, 21925), (12160, 17540), (12800, 16663), (14032, 15200)]