720207870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{183259}}^1$

素因数の和:183400

約数の個数: 32

約数和(自身を含む): 1741703040

約数和(自身を除く): 1021495170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 183259, 366518, 549777, 916295, 1099554, 1832590, 2748885, 5497770, 24006929, 48013858, 72020787, 120034645, 144041574, 240069290, 360103935, 720207870]

約数ペア:

[(1, 720207870), (2, 360103935), (3, 240069290), (5, 144041574), (6, 120034645), (10, 72020787), (15, 48013858), (30, 24006929), (131, 5497770), (262, 2748885), (393, 1832590), (655, 1099554), (786, 916295), (1310, 549777), (1965, 366518), (3930, 183259)]