20805216432

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{761}}^1$

素因数の和:1372

約数の個数: 320

約数和(自身を含む): 72385367040

約数和(自身を除く): 51580150608

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 24, 26, 28, 33, 39, 42, 44, 48, 52, 56, 66, 77, 78, 84, 88, 91, 104, 112, 132, 143, 154, 156, 168, 176, 182, 208, 231, 264, 273, 286, 308, 312, 336, 364, 429, 462, 528, 546, 569, 572, 616, 624, 728, 761, 858, 924, 1001, 1092, 1138, 1144, 1232, 1456, 1522, 1707, 1716, 1848, 2002, 2184, 2276, 2283, 2288, 3003, 3044, 3414, 3432, 3696, 3983, 4004, 4368, 4552, 4566, 5327, 6006, 6088, 6259, 6828, 6864, 7397, 7966, 8008, 8371, 9104, 9132, 9893, 10654, 11949, 12012, 12176, 12518, 13656, 14794, 15932, 15981, 16016, 16742, 18264, 18777, 19786, 21308, 22191, 23898, 24024, 25036, 25113, 27312, 29588, 29679, 31864, 31962, 33484, 36528, 37554, 39572, 42616, 43813, 44382, 47796, 48048, 50072, 50226, 51779, 58597, 59176, 59358, 63728, 63924, 66968, 69251, 75108, 79144, 81367, 85232, 87626, 88764, 95592, 100144, 100452, 103558, 108823, 117194, 118352, 118716, 127848, 131439, 133936, 138502, 150216, 155337, 158288, 162734, 175252, 175791, 177528, 191184, 200904, 207116, 207753, 217646, 234388, 237432, 244101, 255696, 262878, 277004, 300432, 310674, 325468, 326469, 350504, 351582, 355056, 401808, 414232, 415506, 433009, 435292, 468776, 474864, 488202, 525756, 554008, 569569, 621348, 650936, 652938, 701008, 703164, 761761, 828464, 831012, 866018, 870584, 937552, 976404, 1051512, 1108016, 1139138, 1242696, 1299027, 1301872, 1305876, 1406328, 1523522, 1662024, 1708707, 1732036, 1741168, 1952808, 2103024, 2278276, 2285283, 2485392, 2598054, 2611752, 2812656, 3031063, 3047044, 3324048, 3417414, 3464072, 3905616, 4556552, 4570566, 4763099, 5196108, 5223504, 5629117, 6062126, 6094088, 6834828, 6928144, 9093189, 9113104, 9141132, 9526198, 10392216, 11258234, 12124252, 12188176, 13669656, 14289297, 16887351, 18186378, 18282264, 19052396, 20784432, 22516468, 24248504, 27339312, 28578594, 33341693, 33774702, 36372756, 36564528, 38104792, 39403819, 45032936, 48497008, 57157188, 61920287, 66683386, 67549404, 72745512, 76209584, 78807638, 90065872, 100025079, 114314376, 118211457, 123840574, 133366772, 135098808, 145491024, 157615276, 185760861, 200050158, 228628752, 236422914, 247681148, 266733544, 270197616, 315230552, 371521722, 400100316, 433442009, 472845828, 495362296, 533467088, 630461104, 743043444, 800200632, 866884018, 945691656, 990724592, 1300326027, 1486086888, 1600401264, 1733768036, 1891383312, 2600652054, 2972173776, 3467536072, 5201304108, 6935072144, 10402608216, 20805216432]

約数ペア:

[(1, 20805216432), (2, 10402608216), (3, 6935072144), (4, 5201304108), (6, 3467536072), (7, 2972173776), (8, 2600652054), (11, 1891383312), (12, 1733768036), (13, 1600401264), (14, 1486086888), (16, 1300326027), (21, 990724592), (22, 945691656), (24, 866884018), (26, 800200632), (28, 743043444), (33, 630461104), (39, 533467088), (42, 495362296), (44, 472845828), (48, 433442009), (52, 400100316), (56, 371521722), (66, 315230552), (77, 270197616), (78, 266733544), (84, 247681148), (88, 236422914), (91, 228628752), (104, 200050158), (112, 185760861), (132, 157615276), (143, 145491024), (154, 135098808), (156, 133366772), (168, 123840574), (176, 118211457), (182, 114314376), (208, 100025079), (231, 90065872), (264, 78807638), (273, 76209584), (286, 72745512), (308, 67549404), (312, 66683386), (336, 61920287), (364, 57157188), (429, 48497008), (462, 45032936), (528, 39403819), (546, 38104792), (569, 36564528), (572, 36372756), (616, 33774702), (624, 33341693), (728, 28578594), (761, 27339312), (858, 24248504), (924, 22516468), (1001, 20784432), (1092, 19052396), (1138, 18282264), (1144, 18186378), (1232, 16887351), (1456, 14289297), (1522, 13669656), (1707, 12188176), (1716, 12124252), (1848, 11258234), (2002, 10392216), (2184, 9526198), (2276, 9141132), (2283, 9113104), (2288, 9093189), (3003, 6928144), (3044, 6834828), (3414, 6094088), (3432, 6062126), (3696, 5629117), (3983, 5223504), (4004, 5196108), (4368, 4763099), (4552, 4570566), (4566, 4556552), (5327, 3905616), (6006, 3464072), (6088, 3417414), (6259, 3324048), (6828, 3047044), (6864, 3031063), (7397, 2812656), (7966, 2611752), (8008, 2598054), (8371, 2485392), (9104, 2285283), (9132, 2278276), (9893, 2103024), (10654, 1952808), (11949, 1741168), (12012, 1732036), (12176, 1708707), (12518, 1662024), (13656, 1523522), (14794, 1406328), (15932, 1305876), (15981, 1301872), (16016, 1299027), (16742, 1242696), (18264, 1139138), (18777, 1108016), (19786, 1051512), (21308, 976404), (22191, 937552), (23898, 870584), (24024, 866018), (25036, 831012), (25113, 828464), (27312, 761761), (29588, 703164), (29679, 701008), (31864, 652938), (31962, 650936), (33484, 621348), (36528, 569569), (37554, 554008), (39572, 525756), (42616, 488202), (43813, 474864), (44382, 468776), (47796, 435292), (48048, 433009), (50072, 415506), (50226, 414232), (51779, 401808), (58597, 355056), (59176, 351582), (59358, 350504), (63728, 326469), (63924, 325468), (66968, 310674), (69251, 300432), (75108, 277004), (79144, 262878), (81367, 255696), (85232, 244101), (87626, 237432), (88764, 234388), (95592, 217646), (100144, 207753), (100452, 207116), (103558, 200904), (108823, 191184), (117194, 177528), (118352, 175791), (118716, 175252), (127848, 162734), (131439, 158288), (133936, 155337), (138502, 150216)]