140757840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{195497}}^1$

素因数の和:195516

約数の個数: 60

約数和(自身を含む): 472714164

約数和(自身を除く): 331956324

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, 195497, 390994, 586491, 781988, 977485, 1172982, 1563976, 1759473, 1954970, 2345964, 2932455, 3127952, 3518946, 3909940, 4691928, 5864910, 7037892, 7819880, 8797365, 9383856, 11729820, 14075784, 15639760, 17594730, 23459640, 28151568, 35189460, 46919280, 70378920, 140757840]

約数ペア:

[(1, 140757840), (2, 70378920), (3, 46919280), (4, 35189460), (5, 28151568), (6, 23459640), (8, 17594730), (9, 15639760), (10, 14075784), (12, 11729820), (15, 9383856), (16, 8797365), (18, 7819880), (20, 7037892), (24, 5864910), (30, 4691928), (36, 3909940), (40, 3518946), (45, 3127952), (48, 2932455), (60, 2345964), (72, 1954970), (80, 1759473), (90, 1563976), (120, 1172982), (144, 977485), (180, 781988), (240, 586491), (360, 390994), (720, 195497)]