72240105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1733}}^1$

素因数の和:2145

約数の個数: 32

約数和(自身を含む): 132505344

約数和(自身を除く): 60265239

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 397, 1191, 1733, 1985, 2779, 5199, 5955, 8337, 8665, 12131, 13895, 25995, 36393, 41685, 60655, 181965, 688001, 2064003, 3440005, 4816007, 10320015, 14448021, 24080035, 72240105]

約数ペア:

[(1, 72240105), (3, 24080035), (5, 14448021), (7, 10320015), (15, 4816007), (21, 3440005), (35, 2064003), (105, 688001), (397, 181965), (1191, 60655), (1733, 41685), (1985, 36393), (2779, 25995), (5199, 13895), (5955, 12131), (8337, 8665)]