68727240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{190909}}^1$

素因数の和:190926

約数の個数: 48

約数和(自身を含む): 223364700

約数和(自身を除く): 154637460

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, 190909, 381818, 572727, 763636, 954545, 1145454, 1527272, 1718181, 1909090, 2290908, 2863635, 3436362, 3818180, 4581816, 5727270, 6872724, 7636360, 8590905, 11454540, 13745448, 17181810, 22909080, 34363620, 68727240]

約数ペア:

[(1, 68727240), (2, 34363620), (3, 22909080), (4, 17181810), (5, 13745448), (6, 11454540), (8, 8590905), (9, 7636360), (10, 6872724), (12, 5727270), (15, 4581816), (18, 3818180), (20, 3436362), (24, 2863635), (30, 2290908), (36, 1909090), (40, 1718181), (45, 1527272), (60, 1145454), (72, 954545), (90, 763636), (120, 572727), (180, 381818), (360, 190909)]