19998110880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{9941}}^1$

素因数の和:10100

約数の個数: 288

約数和(自身を含む): 75041261568

約数和(自身を除く): 55043150688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 127, 132, 144, 160, 165, 176, 180, 198, 220, 240, 254, 264, 288, 330, 352, 360, 381, 396, 440, 480, 495, 508, 528, 635, 660, 720, 762, 792, 880, 990, 1016, 1056, 1143, 1270, 1320, 1397, 1440, 1524, 1584, 1760, 1905, 1980, 2032, 2286, 2540, 2640, 2794, 3048, 3168, 3810, 3960, 4064, 4191, 4572, 5080, 5280, 5588, 5715, 6096, 6985, 7620, 7920, 8382, 9144, 9941, 10160, 11176, 11430, 12192, 12573, 13970, 15240, 15840, 16764, 18288, 19882, 20320, 20955, 22352, 22860, 25146, 27940, 29823, 30480, 33528, 36576, 39764, 41910, 44704, 45720, 49705, 50292, 55880, 59646, 60960, 62865, 67056, 79528, 83820, 89469, 91440, 99410, 100584, 109351, 111760, 119292, 125730, 134112, 149115, 159056, 167640, 178938, 182880, 198820, 201168, 218702, 223520, 238584, 251460, 298230, 318112, 328053, 335280, 357876, 397640, 402336, 437404, 447345, 477168, 502920, 546755, 596460, 656106, 670560, 715752, 795280, 874808, 894690, 954336, 984159, 1005840, 1093510, 1192920, 1262507, 1312212, 1431504, 1590560, 1640265, 1749616, 1789380, 1968318, 2011680, 2187020, 2385840, 2525014, 2624424, 2863008, 3280530, 3499232, 3578760, 3787521, 3936636, 4374040, 4771680, 4920795, 5050028, 5248848, 6312535, 6561060, 7157520, 7575042, 7873272, 8748080, 9841590, 10100056, 10497696, 11362563, 12625070, 13122120, 13887577, 14315040, 15150084, 15746544, 17496160, 18937605, 19683180, 20200112, 22725126, 25250140, 26244240, 27775154, 30300168, 31493088, 37875210, 39366360, 40400224, 41662731, 45450252, 50500280, 52488480, 55550308, 56812815, 60600336, 69437885, 75750420, 78732720, 83325462, 90900504, 101000560, 111100616, 113625630, 121200672, 124988193, 138875770, 151500840, 157465440, 166650924, 181801008, 202001120, 208313655, 222201232, 227251260, 249976386, 277751540, 303001680, 333301848, 363602016, 416627310, 444402464, 454502520, 499952772, 555503080, 606003360, 624940965, 666603696, 833254620, 909005040, 999905544, 1111006160, 1249881930, 1333207392, 1666509240, 1818010080, 1999811088, 2222012320, 2499763860, 3333018480, 3999622176, 4999527720, 6666036960, 9999055440, 19998110880]

約数ペア:

[(1, 19998110880), (2, 9999055440), (3, 6666036960), (4, 4999527720), (5, 3999622176), (6, 3333018480), (8, 2499763860), (9, 2222012320), (10, 1999811088), (11, 1818010080), (12, 1666509240), (15, 1333207392), (16, 1249881930), (18, 1111006160), (20, 999905544), (22, 909005040), (24, 833254620), (30, 666603696), (32, 624940965), (33, 606003360), (36, 555503080), (40, 499952772), (44, 454502520), (45, 444402464), (48, 416627310), (55, 363602016), (60, 333301848), (66, 303001680), (72, 277751540), (80, 249976386), (88, 227251260), (90, 222201232), (96, 208313655), (99, 202001120), (110, 181801008), (120, 166650924), (127, 157465440), (132, 151500840), (144, 138875770), (160, 124988193), (165, 121200672), (176, 113625630), (180, 111100616), (198, 101000560), (220, 90900504), (240, 83325462), (254, 78732720), (264, 75750420), (288, 69437885), (330, 60600336), (352, 56812815), (360, 55550308), (381, 52488480), (396, 50500280), (440, 45450252), (480, 41662731), (495, 40400224), (508, 39366360), (528, 37875210), (635, 31493088), (660, 30300168), (720, 27775154), (762, 26244240), (792, 25250140), (880, 22725126), (990, 20200112), (1016, 19683180), (1056, 18937605), (1143, 17496160), (1270, 15746544), (1320, 15150084), (1397, 14315040), (1440, 13887577), (1524, 13122120), (1584, 12625070), (1760, 11362563), (1905, 10497696), (1980, 10100056), (2032, 9841590), (2286, 8748080), (2540, 7873272), (2640, 7575042), (2794, 7157520), (3048, 6561060), (3168, 6312535), (3810, 5248848), (3960, 5050028), (4064, 4920795), (4191, 4771680), (4572, 4374040), (5080, 3936636), (5280, 3787521), (5588, 3578760), (5715, 3499232), (6096, 3280530), (6985, 2863008), (7620, 2624424), (7920, 2525014), (8382, 2385840), (9144, 2187020), (9941, 2011680), (10160, 1968318), (11176, 1789380), (11430, 1749616), (12192, 1640265), (12573, 1590560), (13970, 1431504), (15240, 1312212), (15840, 1262507), (16764, 1192920), (18288, 1093510), (19882, 1005840), (20320, 984159), (20955, 954336), (22352, 894690), (22860, 874808), (25146, 795280), (27940, 715752), (29823, 670560), (30480, 656106), (33528, 596460), (36576, 546755), (39764, 502920), (41910, 477168), (44704, 447345), (45720, 437404), (49705, 402336), (50292, 397640), (55880, 357876), (59646, 335280), (60960, 328053), (62865, 318112), (67056, 298230), (79528, 251460), (83820, 238584), (89469, 223520), (91440, 218702), (99410, 201168), (100584, 198820), (109351, 182880), (111760, 178938), (119292, 167640), (125730, 159056), (134112, 149115)]