81168960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{84551}}^1$

素因数の和:84571

約数の個数: 56

約数和(自身を含む): 257714496

約数和(自身を除く): 176545536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 84551, 169102, 253653, 338204, 422755, 507306, 676408, 845510, 1014612, 1268265, 1352816, 1691020, 2029224, 2536530, 2705632, 3382040, 4058448, 5073060, 5411264, 6764080, 8116896, 10146120, 13528160, 16233792, 20292240, 27056320, 40584480, 81168960]

約数ペア:

[(1, 81168960), (2, 40584480), (3, 27056320), (4, 20292240), (5, 16233792), (6, 13528160), (8, 10146120), (10, 8116896), (12, 6764080), (15, 5411264), (16, 5073060), (20, 4058448), (24, 3382040), (30, 2705632), (32, 2536530), (40, 2029224), (48, 1691020), (60, 1352816), (64, 1268265), (80, 1014612), (96, 845510), (120, 676408), (160, 507306), (192, 422755), (240, 338204), (320, 253653), (480, 169102), (960, 84551)]