64281120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{133919}}^1$

素因数の和:133937

約数の個数: 48

約数和(自身を含む): 202487040

約数和(自身を除く): 138205920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 133919, 267838, 401757, 535676, 669595, 803514, 1071352, 1339190, 1607028, 2008785, 2142704, 2678380, 3214056, 4017570, 4285408, 5356760, 6428112, 8035140, 10713520, 12856224, 16070280, 21427040, 32140560, 64281120]

約数ペア:

[(1, 64281120), (2, 32140560), (3, 21427040), (4, 16070280), (5, 12856224), (6, 10713520), (8, 8035140), (10, 6428112), (12, 5356760), (15, 4285408), (16, 4017570), (20, 3214056), (24, 2678380), (30, 2142704), (32, 2008785), (40, 1607028), (48, 1339190), (60, 1071352), (80, 803514), (96, 669595), (120, 535676), (160, 401757), (240, 267838), (480, 133919)]