65687280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{273697}}^1$

素因数の和:273713

約数の個数: 40

約数和(自身を含む): 203631312

約数和(自身を除く): 137944032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 273697, 547394, 821091, 1094788, 1368485, 1642182, 2189576, 2736970, 3284364, 4105455, 4379152, 5473940, 6568728, 8210910, 10947880, 13137456, 16421820, 21895760, 32843640, 65687280]

約数ペア:

[(1, 65687280), (2, 32843640), (3, 21895760), (4, 16421820), (5, 13137456), (6, 10947880), (8, 8210910), (10, 6568728), (12, 5473940), (15, 4379152), (16, 4105455), (20, 3284364), (24, 2736970), (30, 2189576), (40, 1642182), (48, 1368485), (60, 1094788), (80, 821091), (120, 547394), (240, 273697)]