399121440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{831503}}^1$

素因数の和:831521

約数の個数: 48

約数和(自身を含む): 1257234048

約数和(自身を除く): 858112608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 831503, 1663006, 2494509, 3326012, 4157515, 4989018, 6652024, 8315030, 9978036, 12472545, 13304048, 16630060, 19956072, 24945090, 26608096, 33260120, 39912144, 49890180, 66520240, 79824288, 99780360, 133040480, 199560720, 399121440]

約数ペア:

[(1, 399121440), (2, 199560720), (3, 133040480), (4, 99780360), (5, 79824288), (6, 66520240), (8, 49890180), (10, 39912144), (12, 33260120), (15, 26608096), (16, 24945090), (20, 19956072), (24, 16630060), (30, 13304048), (32, 12472545), (40, 9978036), (48, 8315030), (60, 6652024), (80, 4989018), (96, 4157515), (120, 3326012), (160, 2494509), (240, 1663006), (480, 831503)]