290847720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2423731}}^1$

素因数の和:2423745

約数の個数: 32

約数和(自身を含む): 872543520

約数和(自身を除く): 581695800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2423731, 4847462, 7271193, 9694924, 12118655, 14542386, 19389848, 24237310, 29084772, 36355965, 48474620, 58169544, 72711930, 96949240, 145423860, 290847720]

約数ペア:

[(1, 290847720), (2, 145423860), (3, 96949240), (4, 72711930), (5, 58169544), (6, 48474620), (8, 36355965), (10, 29084772), (12, 24237310), (15, 19389848), (20, 14542386), (24, 12118655), (30, 9694924), (40, 7271193), (60, 4847462), (120, 2423731)]