2778780720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11578253}}^1$

素因数の和:11578269

約数の個数: 40

約数和(自身を含む): 8614220976

約数和(自身を除く): 5835440256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 11578253, 23156506, 34734759, 46313012, 57891265, 69469518, 92626024, 115782530, 138939036, 173673795, 185252048, 231565060, 277878072, 347347590, 463130120, 555756144, 694695180, 926260240, 1389390360, 2778780720]

約数ペア:

[(1, 2778780720), (2, 1389390360), (3, 926260240), (4, 694695180), (5, 555756144), (6, 463130120), (8, 347347590), (10, 277878072), (12, 231565060), (15, 185252048), (16, 173673795), (20, 138939036), (24, 115782530), (30, 92626024), (40, 69469518), (48, 57891265), (60, 46313012), (80, 34734759), (120, 23156506), (240, 11578253)]