1279982400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{266663}}^1$

素因数の和:266688

約数の個数: 84

約数和(自身を含む): 4199424672

約数和(自身を除く): 2919442272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 150, 160, 192, 200, 240, 300, 320, 400, 480, 600, 800, 960, 1200, 1600, 2400, 4800, 266663, 533326, 799989, 1066652, 1333315, 1599978, 2133304, 2666630, 3199956, 3999945, 4266608, 5333260, 6399912, 6666575, 7999890, 8533216, 10666520, 12799824, 13333150, 15999780, 17066432, 19999725, 21333040, 25599648, 26666300, 31999560, 39999450, 42666080, 51199296, 53332600, 63999120, 79998900, 85332160, 106665200, 127998240, 159997800, 213330400, 255996480, 319995600, 426660800, 639991200, 1279982400]

約数ペア:

[(1, 1279982400), (2, 639991200), (3, 426660800), (4, 319995600), (5, 255996480), (6, 213330400), (8, 159997800), (10, 127998240), (12, 106665200), (15, 85332160), (16, 79998900), (20, 63999120), (24, 53332600), (25, 51199296), (30, 42666080), (32, 39999450), (40, 31999560), (48, 26666300), (50, 25599648), (60, 21333040), (64, 19999725), (75, 17066432), (80, 15999780), (96, 13333150), (100, 12799824), (120, 10666520), (150, 8533216), (160, 7999890), (192, 6666575), (200, 6399912), (240, 5333260), (300, 4266608), (320, 3999945), (400, 3199956), (480, 2666630), (600, 2133304), (800, 1599978), (960, 1333315), (1200, 1066652), (1600, 799989), (2400, 533326), (4800, 266663)]