85020720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{354253}}^1$

素因数の和:354269

約数の個数: 40

約数和(自身を含む): 263564976

約数和(自身を除く): 178544256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 354253, 708506, 1062759, 1417012, 1771265, 2125518, 2834024, 3542530, 4251036, 5313795, 5668048, 7085060, 8502072, 10627590, 14170120, 17004144, 21255180, 28340240, 42510360, 85020720]

約数ペア:

[(1, 85020720), (2, 42510360), (3, 28340240), (4, 21255180), (5, 17004144), (6, 14170120), (8, 10627590), (10, 8502072), (12, 7085060), (15, 5668048), (16, 5313795), (20, 4251036), (24, 3542530), (30, 2834024), (40, 2125518), (48, 1771265), (60, 1417012), (80, 1062759), (120, 708506), (240, 354253)]