19327680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{2237}}^1$

素因数の和:2263

約数の個数: 112

約数和(自身を含む): 68214240

約数和(自身を除く): 48886560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2237, 2880, 4320, 4474, 6711, 8640, 8948, 11185, 13422, 17896, 20133, 22370, 26844, 33555, 35792, 40266, 44740, 53688, 60399, 67110, 71584, 80532, 89480, 100665, 107376, 120798, 134220, 143168, 161064, 178960, 201330, 214752, 241596, 268440, 301995, 322128, 357920, 402660, 429504, 483192, 536880, 603990, 644256, 715840, 805320, 966384, 1073760, 1207980, 1288512, 1610640, 1932768, 2147520, 2415960, 3221280, 3865536, 4831920, 6442560, 9663840, 19327680]

約数ペア:

[(1, 19327680), (2, 9663840), (3, 6442560), (4, 4831920), (5, 3865536), (6, 3221280), (8, 2415960), (9, 2147520), (10, 1932768), (12, 1610640), (15, 1288512), (16, 1207980), (18, 1073760), (20, 966384), (24, 805320), (27, 715840), (30, 644256), (32, 603990), (36, 536880), (40, 483192), (45, 429504), (48, 402660), (54, 357920), (60, 322128), (64, 301995), (72, 268440), (80, 241596), (90, 214752), (96, 201330), (108, 178960), (120, 161064), (135, 143168), (144, 134220), (160, 120798), (180, 107376), (192, 100665), (216, 89480), (240, 80532), (270, 71584), (288, 67110), (320, 60399), (360, 53688), (432, 44740), (480, 40266), (540, 35792), (576, 33555), (720, 26844), (864, 22370), (960, 20133), (1080, 17896), (1440, 13422), (1728, 11185), (2160, 8948), (2237, 8640), (2880, 6711), (4320, 4474)]