80541360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111863}}^1$

素因数の和:111882

約数の個数: 60

約数和(自身を含む): 270487152

約数和(自身を除く): 189945792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 111863, 223726, 335589, 447452, 559315, 671178, 894904, 1006767, 1118630, 1342356, 1677945, 1789808, 2013534, 2237260, 2684712, 3355890, 4027068, 4474520, 5033835, 5369424, 6711780, 8054136, 8949040, 10067670, 13423560, 16108272, 20135340, 26847120, 40270680, 80541360]

約数ペア:

[(1, 80541360), (2, 40270680), (3, 26847120), (4, 20135340), (5, 16108272), (6, 13423560), (8, 10067670), (9, 8949040), (10, 8054136), (12, 6711780), (15, 5369424), (16, 5033835), (18, 4474520), (20, 4027068), (24, 3355890), (30, 2684712), (36, 2237260), (40, 2013534), (45, 1789808), (48, 1677945), (60, 1342356), (72, 1118630), (80, 1006767), (90, 894904), (120, 671178), (144, 559315), (180, 447452), (240, 335589), (360, 223726), (720, 111863)]