80777520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37397}}^1$

素因数の和:37419

約数の個数: 80

約数和(自身を含む): 278241120

約数和(自身を除く): 197463600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 37397, 74794, 112191, 149588, 186985, 224382, 299176, 336573, 373970, 448764, 560955, 598352, 673146, 747940, 897528, 1009719, 1121910, 1346292, 1495880, 1682865, 1795056, 2019438, 2243820, 2692584, 2991760, 3365730, 4038876, 4487640, 5048595, 5385168, 6731460, 8077752, 8975280, 10097190, 13462920, 16155504, 20194380, 26925840, 40388760, 80777520]

約数ペア:

[(1, 80777520), (2, 40388760), (3, 26925840), (4, 20194380), (5, 16155504), (6, 13462920), (8, 10097190), (9, 8975280), (10, 8077752), (12, 6731460), (15, 5385168), (16, 5048595), (18, 4487640), (20, 4038876), (24, 3365730), (27, 2991760), (30, 2692584), (36, 2243820), (40, 2019438), (45, 1795056), (48, 1682865), (54, 1495880), (60, 1346292), (72, 1121910), (80, 1009719), (90, 897528), (108, 747940), (120, 673146), (135, 598352), (144, 560955), (180, 448764), (216, 373970), (240, 336573), (270, 299176), (360, 224382), (432, 186985), (540, 149588), (720, 112191), (1080, 74794), (2160, 37397)]