666720120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{505091}}^1$

素因数の和:505116

約数の個数: 64

約数和(自身を含む): 2181997440

約数和(自身を除く): 1515277320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 505091, 1010182, 1515273, 2020364, 2525455, 3030546, 4040728, 5050910, 5556001, 6061092, 7576365, 10101820, 11112002, 12122184, 15152730, 16668003, 20203640, 22224004, 27780005, 30305460, 33336006, 44448008, 55560010, 60610920, 66672012, 83340015, 111120020, 133344024, 166680030, 222240040, 333360060, 666720120]

約数ペア:

[(1, 666720120), (2, 333360060), (3, 222240040), (4, 166680030), (5, 133344024), (6, 111120020), (8, 83340015), (10, 66672012), (11, 60610920), (12, 55560010), (15, 44448008), (20, 33336006), (22, 30305460), (24, 27780005), (30, 22224004), (33, 20203640), (40, 16668003), (44, 15152730), (55, 12122184), (60, 11112002), (66, 10101820), (88, 7576365), (110, 6061092), (120, 5556001), (132, 5050910), (165, 4040728), (220, 3030546), (264, 2525455), (330, 2020364), (440, 1515273), (660, 1010182), (1320, 505091)]