39960720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{55501}}^1$

素因数の和:55520

約数の個数: 60

約数和(自身を含む): 134203836

約数和(自身を除く): 94243116

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, 55501, 111002, 166503, 222004, 277505, 333006, 444008, 499509, 555010, 666012, 832515, 888016, 999018, 1110020, 1332024, 1665030, 1998036, 2220040, 2497545, 2664048, 3330060, 3996072, 4440080, 4995090, 6660120, 7992144, 9990180, 13320240, 19980360, 39960720]

約数ペア:

[(1, 39960720), (2, 19980360), (3, 13320240), (4, 9990180), (5, 7992144), (6, 6660120), (8, 4995090), (9, 4440080), (10, 3996072), (12, 3330060), (15, 2664048), (16, 2497545), (18, 2220040), (20, 1998036), (24, 1665030), (30, 1332024), (36, 1110020), (40, 999018), (45, 888016), (48, 832515), (60, 666012), (72, 555010), (80, 499509), (90, 444008), (120, 333006), (144, 277505), (180, 222004), (240, 166503), (360, 111002), (720, 55501)]