1305279120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5438663}}^1$

素因数の和:5438679

約数の個数: 40

約数和(自身を含む): 4046366016

約数和(自身を除く): 2741086896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5438663, 10877326, 16315989, 21754652, 27193315, 32631978, 43509304, 54386630, 65263956, 81579945, 87018608, 108773260, 130527912, 163159890, 217546520, 261055824, 326319780, 435093040, 652639560, 1305279120]

約数ペア:

[(1, 1305279120), (2, 652639560), (3, 435093040), (4, 326319780), (5, 261055824), (6, 217546520), (8, 163159890), (10, 130527912), (12, 108773260), (15, 87018608), (16, 81579945), (20, 65263956), (24, 54386630), (30, 43509304), (40, 32631978), (48, 27193315), (60, 21754652), (80, 16315989), (120, 10877326), (240, 5438663)]