261407520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5501}}^1$

素因数の和:5536

約数の個数: 192

約数和(自身を含む): 998282880

約数和(自身を除く): 736875360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 330, 352, 360, 396, 432, 440, 480, 495, 528, 540, 594, 660, 720, 792, 864, 880, 990, 1056, 1080, 1188, 1320, 1440, 1485, 1584, 1760, 1980, 2160, 2376, 2640, 2970, 3168, 3960, 4320, 4752, 5280, 5501, 5940, 7920, 9504, 11002, 11880, 15840, 16503, 22004, 23760, 27505, 33006, 44008, 47520, 49509, 55010, 60511, 66012, 82515, 88016, 99018, 110020, 121022, 132024, 148527, 165030, 176032, 181533, 198036, 220040, 242044, 247545, 264048, 297054, 302555, 330060, 363066, 396072, 440080, 484088, 495090, 528096, 544599, 594108, 605110, 660120, 726132, 742635, 792144, 880160, 907665, 968176, 990180, 1089198, 1188216, 1210220, 1320240, 1452264, 1485270, 1584288, 1633797, 1815330, 1936352, 1980360, 2178396, 2376432, 2420440, 2640480, 2722995, 2904528, 2970540, 3267594, 3630660, 3960720, 4356792, 4752864, 4840880, 5445990, 5809056, 5941080, 6535188, 7261320, 7921440, 8168985, 8713584, 9681760, 10891980, 11882160, 13070376, 14522640, 16337970, 17427168, 21783960, 23764320, 26140752, 29045280, 32675940, 43567920, 52281504, 65351880, 87135840, 130703760, 261407520]

約数ペア:

[(1, 261407520), (2, 130703760), (3, 87135840), (4, 65351880), (5, 52281504), (6, 43567920), (8, 32675940), (9, 29045280), (10, 26140752), (11, 23764320), (12, 21783960), (15, 17427168), (16, 16337970), (18, 14522640), (20, 13070376), (22, 11882160), (24, 10891980), (27, 9681760), (30, 8713584), (32, 8168985), (33, 7921440), (36, 7261320), (40, 6535188), (44, 5941080), (45, 5809056), (48, 5445990), (54, 4840880), (55, 4752864), (60, 4356792), (66, 3960720), (72, 3630660), (80, 3267594), (88, 2970540), (90, 2904528), (96, 2722995), (99, 2640480), (108, 2420440), (110, 2376432), (120, 2178396), (132, 1980360), (135, 1936352), (144, 1815330), (160, 1633797), (165, 1584288), (176, 1485270), (180, 1452264), (198, 1320240), (216, 1210220), (220, 1188216), (240, 1089198), (264, 990180), (270, 968176), (288, 907665), (297, 880160), (330, 792144), (352, 742635), (360, 726132), (396, 660120), (432, 605110), (440, 594108), (480, 544599), (495, 528096), (528, 495090), (540, 484088), (594, 440080), (660, 396072), (720, 363066), (792, 330060), (864, 302555), (880, 297054), (990, 264048), (1056, 247545), (1080, 242044), (1188, 220040), (1320, 198036), (1440, 181533), (1485, 176032), (1584, 165030), (1760, 148527), (1980, 132024), (2160, 121022), (2376, 110020), (2640, 99018), (2970, 88016), (3168, 82515), (3960, 66012), (4320, 60511), (4752, 55010), (5280, 49509), (5501, 47520), (5940, 44008), (7920, 33006), (9504, 27505), (11002, 23760), (11880, 22004), (15840, 16503)]