18964080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{26339}}^1$

素因数の和:26358

約数の個数: 60

約数和(自身を含む): 63690120

約数和(自身を除く): 44726040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 26339, 52678, 79017, 105356, 131695, 158034, 210712, 237051, 263390, 316068, 395085, 421424, 474102, 526780, 632136, 790170, 948204, 1053560, 1185255, 1264272, 1580340, 1896408, 2107120, 2370510, 3160680, 3792816, 4741020, 6321360, 9482040, 18964080]

約数ペア:

[(1, 18964080), (2, 9482040), (3, 6321360), (4, 4741020), (5, 3792816), (6, 3160680), (8, 2370510), (9, 2107120), (10, 1896408), (12, 1580340), (15, 1264272), (16, 1185255), (18, 1053560), (20, 948204), (24, 790170), (30, 632136), (36, 526780), (40, 474102), (45, 421424), (48, 395085), (60, 316068), (72, 263390), (80, 237051), (90, 210712), (120, 158034), (144, 131695), (180, 105356), (240, 79017), (360, 52678), (720, 26339)]