20512031760

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{9923}}^1$

素因数の和:9988

約数の個数: 400

約数和(自身を含む): 80405835840

約数和(自身を除く): 59893804080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 29, 30, 33, 36, 40, 44, 45, 48, 54, 55, 58, 60, 66, 72, 80, 81, 87, 88, 90, 99, 108, 110, 116, 120, 132, 135, 144, 145, 162, 165, 174, 176, 180, 198, 216, 220, 232, 240, 261, 264, 270, 290, 297, 319, 324, 330, 348, 360, 396, 405, 432, 435, 440, 464, 495, 522, 528, 540, 580, 594, 638, 648, 660, 696, 720, 783, 792, 810, 870, 880, 891, 957, 990, 1044, 1080, 1160, 1188, 1276, 1296, 1305, 1320, 1392, 1485, 1566, 1584, 1595, 1620, 1740, 1782, 1914, 1980, 2088, 2160, 2320, 2349, 2376, 2552, 2610, 2640, 2871, 2970, 3132, 3190, 3240, 3480, 3564, 3828, 3915, 3960, 4176, 4455, 4698, 4752, 4785, 5104, 5220, 5742, 5940, 6264, 6380, 6480, 6960, 7128, 7656, 7830, 7920, 8613, 8910, 9396, 9570, 9923, 10440, 11484, 11745, 11880, 12528, 12760, 14256, 14355, 15312, 15660, 17226, 17820, 18792, 19140, 19846, 20880, 22968, 23490, 23760, 25520, 25839, 28710, 29769, 31320, 34452, 35640, 37584, 38280, 39692, 43065, 45936, 46980, 49615, 51678, 57420, 59538, 62640, 68904, 71280, 76560, 79384, 86130, 89307, 93960, 99230, 103356, 109153, 114840, 119076, 129195, 137808, 148845, 158768, 172260, 178614, 187920, 198460, 206712, 218306, 229680, 238152, 258390, 267921, 287767, 297690, 327459, 344520, 357228, 396920, 413424, 436612, 446535, 476304, 516780, 535842, 545765, 575534, 595380, 654918, 689040, 714456, 793840, 803763, 863301, 873224, 893070, 982377, 1033560, 1071684, 1091530, 1151068, 1190760, 1309836, 1339605, 1428912, 1438835, 1607526, 1637295, 1726602, 1746448, 1786140, 1964754, 2067120, 2143368, 2183060, 2302136, 2381520, 2589903, 2619672, 2679210, 2877670, 2947131, 3165437, 3215052, 3274590, 3453204, 3572280, 3929508, 4018815, 4286736, 4316505, 4366120, 4604272, 4911885, 5179806, 5239344, 5358420, 5755340, 5894262, 6330874, 6430104, 6549180, 6906408, 7144560, 7769709, 7859016, 8037630, 8633010, 8732240, 8841393, 9496311, 9823770, 10359612, 10716840, 11510680, 11788524, 12661748, 12860208, 12949515, 13098360, 13812816, 14735655, 15539418, 15718032, 15827185, 16075260, 17266020, 17682786, 18992622, 19647540, 20719224, 21433680, 23021360, 23309127, 23577048, 25323496, 25899030, 26196720, 28488933, 29471310, 31078836, 31654370, 32150520, 34532040, 35365572, 37985244, 38848545, 39295080, 41438448, 44206965, 46618254, 47154096, 47481555, 50646992, 51798060, 56977866, 58942620, 62157672, 63308740, 64301040, 69064080, 70731144, 75970488, 77697090, 78590160, 85466799, 88413930, 93236508, 94963110, 103596120, 113955732, 116545635, 117885240, 124315344, 126617480, 141462288, 142444665, 151940976, 155394180, 170933598, 176827860, 186473016, 189926220, 207192240, 227911464, 233091270, 235770480, 253234960, 256400397, 284889330, 310788360, 341867196, 353655720, 372946032, 379852440, 427333995, 455822928, 466182540, 512800794, 569778660, 621576720, 683734392, 707311440, 759704880, 854667990, 932365080, 1025601588, 1139557320, 1282001985, 1367468784, 1709335980, 1864730160, 2051203176, 2279114640, 2564003970, 3418671960, 4102406352, 5128007940, 6837343920, 10256015880, 20512031760]

約数ペア:

[(1, 20512031760), (2, 10256015880), (3, 6837343920), (4, 5128007940), (5, 4102406352), (6, 3418671960), (8, 2564003970), (9, 2279114640), (10, 2051203176), (11, 1864730160), (12, 1709335980), (15, 1367468784), (16, 1282001985), (18, 1139557320), (20, 1025601588), (22, 932365080), (24, 854667990), (27, 759704880), (29, 707311440), (30, 683734392), (33, 621576720), (36, 569778660), (40, 512800794), (44, 466182540), (45, 455822928), (48, 427333995), (54, 379852440), (55, 372946032), (58, 353655720), (60, 341867196), (66, 310788360), (72, 284889330), (80, 256400397), (81, 253234960), (87, 235770480), (88, 233091270), (90, 227911464), (99, 207192240), (108, 189926220), (110, 186473016), (116, 176827860), (120, 170933598), (132, 155394180), (135, 151940976), (144, 142444665), (145, 141462288), (162, 126617480), (165, 124315344), (174, 117885240), (176, 116545635), (180, 113955732), (198, 103596120), (216, 94963110), (220, 93236508), (232, 88413930), (240, 85466799), (261, 78590160), (264, 77697090), (270, 75970488), (290, 70731144), (297, 69064080), (319, 64301040), (324, 63308740), (330, 62157672), (348, 58942620), (360, 56977866), (396, 51798060), (405, 50646992), (432, 47481555), (435, 47154096), (440, 46618254), (464, 44206965), (495, 41438448), (522, 39295080), (528, 38848545), (540, 37985244), (580, 35365572), (594, 34532040), (638, 32150520), (648, 31654370), (660, 31078836), (696, 29471310), (720, 28488933), (783, 26196720), (792, 25899030), (810, 25323496), (870, 23577048), (880, 23309127), (891, 23021360), (957, 21433680), (990, 20719224), (1044, 19647540), (1080, 18992622), (1160, 17682786), (1188, 17266020), (1276, 16075260), (1296, 15827185), (1305, 15718032), (1320, 15539418), (1392, 14735655), (1485, 13812816), (1566, 13098360), (1584, 12949515), (1595, 12860208), (1620, 12661748), (1740, 11788524), (1782, 11510680), (1914, 10716840), (1980, 10359612), (2088, 9823770), (2160, 9496311), (2320, 8841393), (2349, 8732240), (2376, 8633010), (2552, 8037630), (2610, 7859016), (2640, 7769709), (2871, 7144560), (2970, 6906408), (3132, 6549180), (3190, 6430104), (3240, 6330874), (3480, 5894262), (3564, 5755340), (3828, 5358420), (3915, 5239344), (3960, 5179806), (4176, 4911885), (4455, 4604272), (4698, 4366120), (4752, 4316505), (4785, 4286736), (5104, 4018815), (5220, 3929508), (5742, 3572280), (5940, 3453204), (6264, 3274590), (6380, 3215052), (6480, 3165437), (6960, 2947131), (7128, 2877670), (7656, 2679210), (7830, 2619672), (7920, 2589903), (8613, 2381520), (8910, 2302136), (9396, 2183060), (9570, 2143368), (9923, 2067120), (10440, 1964754), (11484, 1786140), (11745, 1746448), (11880, 1726602), (12528, 1637295), (12760, 1607526), (14256, 1438835), (14355, 1428912), (15312, 1339605), (15660, 1309836), (17226, 1190760), (17820, 1151068), (18792, 1091530), (19140, 1071684), (19846, 1033560), (20880, 982377), (22968, 893070), (23490, 873224), (23760, 863301), (25520, 803763), (25839, 793840), (28710, 714456), (29769, 689040), (31320, 654918), (34452, 595380), (35640, 575534), (37584, 545765), (38280, 535842), (39692, 516780), (43065, 476304), (45936, 446535), (46980, 436612), (49615, 413424), (51678, 396920), (57420, 357228), (59538, 344520), (62640, 327459), (68904, 297690), (71280, 287767), (76560, 267921), (79384, 258390), (86130, 238152), (89307, 229680), (93960, 218306), (99230, 206712), (103356, 198460), (109153, 187920), (114840, 178614), (119076, 172260), (129195, 158768), (137808, 148845)]