64966680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{180463}}^1$

素因数の和:180480

約数の個数: 48

約数和(自身を含む): 211142880

約数和(自身を除く): 146176200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 180463, 360926, 541389, 721852, 902315, 1082778, 1443704, 1624167, 1804630, 2165556, 2706945, 3248334, 3609260, 4331112, 5413890, 6496668, 7218520, 8120835, 10827780, 12993336, 16241670, 21655560, 32483340, 64966680]

約数ペア:

[(1, 64966680), (2, 32483340), (3, 21655560), (4, 16241670), (5, 12993336), (6, 10827780), (8, 8120835), (9, 7218520), (10, 6496668), (12, 5413890), (15, 4331112), (18, 3609260), (20, 3248334), (24, 2706945), (30, 2165556), (36, 1804630), (40, 1624167), (45, 1443704), (60, 1082778), (72, 902315), (90, 721852), (120, 541389), (180, 360926), (360, 180463)]