255960720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{355501}}^1$

素因数の和:355520

約数の個数: 60

約数和(自身を含む): 859603836

約数和(自身を除く): 603643116

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 355501, 711002, 1066503, 1422004, 1777505, 2133006, 2844008, 3199509, 3555010, 4266012, 5332515, 5688016, 6399018, 7110020, 8532024, 10665030, 12798036, 14220040, 15997545, 17064048, 21330060, 25596072, 28440080, 31995090, 42660120, 51192144, 63990180, 85320240, 127980360, 255960720]

約数ペア:

[(1, 255960720), (2, 127980360), (3, 85320240), (4, 63990180), (5, 51192144), (6, 42660120), (8, 31995090), (9, 28440080), (10, 25596072), (12, 21330060), (15, 17064048), (16, 15997545), (18, 14220040), (20, 12798036), (24, 10665030), (30, 8532024), (36, 7110020), (40, 6399018), (45, 5688016), (48, 5332515), (60, 4266012), (72, 3555010), (80, 3199509), (90, 2844008), (120, 2133006), (144, 1777505), (180, 1422004), (240, 1066503), (360, 711002), (720, 355501)]