72298920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{937}}^1$

素因数の和:1594

約数の個数: 64

約数和(自身を含む): 217465920

約数和(自身を除く): 145167000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643, 937, 1286, 1874, 1929, 2572, 2811, 3215, 3748, 3858, 4685, 5144, 5622, 6430, 7496, 7716, 9370, 9645, 11244, 12860, 14055, 15432, 18740, 19290, 22488, 25720, 28110, 37480, 38580, 56220, 77160, 112440, 602491, 1204982, 1807473, 2409964, 3012455, 3614946, 4819928, 6024910, 7229892, 9037365, 12049820, 14459784, 18074730, 24099640, 36149460, 72298920]

約数ペア:

[(1, 72298920), (2, 36149460), (3, 24099640), (4, 18074730), (5, 14459784), (6, 12049820), (8, 9037365), (10, 7229892), (12, 6024910), (15, 4819928), (20, 3614946), (24, 3012455), (30, 2409964), (40, 1807473), (60, 1204982), (120, 602491), (643, 112440), (937, 77160), (1286, 56220), (1874, 38580), (1929, 37480), (2572, 28110), (2811, 25720), (3215, 22488), (3748, 19290), (3858, 18740), (4685, 15432), (5144, 14055), (5622, 12860), (6430, 11244), (7496, 9645), (7716, 9370)]