12720720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53003}}^1$

素因数の和:53019

約数の個数: 40

約数和(自身を含む): 39434976

約数和(自身を除く): 26714256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 53003, 106006, 159009, 212012, 265015, 318018, 424024, 530030, 636036, 795045, 848048, 1060060, 1272072, 1590090, 2120120, 2544144, 3180180, 4240240, 6360360, 12720720]

約数ペア:

[(1, 12720720), (2, 6360360), (3, 4240240), (4, 3180180), (5, 2544144), (6, 2120120), (8, 1590090), (10, 1272072), (12, 1060060), (15, 848048), (16, 795045), (20, 636036), (24, 530030), (30, 424024), (40, 318018), (48, 265015), (60, 212012), (80, 159009), (120, 106006), (240, 53003)]