20204730720

素因数分解:

$2^5\times 3^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1071

約数の個数: 432

約数和(自身を含む): 75439531440

約数和(自身を除く): 55234800720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 486, 513, 540, 570, 608, 648, 684, 720, 729, 760, 810, 855, 864, 912, 972, 1013, 1026, 1080, 1140, 1215, 1296, 1368, 1440, 1458, 1520, 1539, 1620, 1710, 1824, 1944, 2026, 2052, 2160, 2187, 2280, 2430, 2565, 2592, 2736, 2916, 3039, 3040, 3078, 3240, 3420, 3645, 3888, 4052, 4104, 4320, 4374, 4560, 4617, 4860, 5065, 5130, 5472, 5832, 6078, 6156, 6480, 6561, 6840, 7290, 7695, 7776, 8104, 8208, 8748, 9117, 9120, 9234, 9720, 10130, 10260, 10935, 11664, 12156, 12312, 12960, 13122, 13680, 13851, 14580, 15195, 15390, 16208, 16416, 17496, 18234, 18468, 19247, 19440, 20260, 20520, 21870, 23085, 23328, 24312, 24624, 26244, 27351, 27360, 27702, 29160, 30390, 30780, 32416, 32805, 34992, 36468, 36936, 38494, 38880, 40520, 41040, 41553, 43740, 45585, 46170, 48624, 49248, 52488, 54702, 55404, 57741, 58320, 60780, 61560, 65610, 69255, 69984, 72936, 73872, 76988, 81040, 82053, 82080, 83106, 87480, 91170, 92340, 96235, 97248, 104976, 109404, 110808, 115482, 116640, 121560, 123120, 124659, 131220, 136755, 138510, 145872, 147744, 153976, 162080, 164106, 166212, 173223, 174960, 182340, 184680, 192470, 207765, 209952, 218808, 221616, 230964, 243120, 246159, 246240, 249318, 262440, 273510, 277020, 288705, 291744, 307952, 328212, 332424, 346446, 349920, 364680, 369360, 384940, 410265, 415530, 437616, 443232, 461928, 486240, 492318, 498636, 519669, 524880, 547020, 554040, 577410, 615904, 623295, 656424, 664848, 692892, 729360, 738477, 738720, 769880, 820530, 831060, 866115, 875232, 923856, 984636, 997272, 1039338, 1049760, 1094040, 1108080, 1154820, 1230795, 1246590, 1312848, 1329696, 1385784, 1458720, 1476954, 1539760, 1559007, 1641060, 1662120, 1732230, 1847712, 1969272, 1994544, 2078676, 2188080, 2215431, 2216160, 2309640, 2461590, 2493180, 2598345, 2625696, 2771568, 2953908, 3079520, 3118014, 3282120, 3324240, 3464460, 3692385, 3938544, 3989088, 4157352, 4376160, 4430862, 4619280, 4677021, 4923180, 4986360, 5196690, 5543136, 5907816, 6236028, 6564240, 6646293, 6648480, 6928920, 7384770, 7795035, 7877088, 8314704, 8861724, 9238560, 9354042, 9846360, 9972720, 10393380, 11077155, 11815632, 12472056, 13128480, 13292586, 13857840, 14031063, 14769540, 15590070, 16629408, 17723448, 18708084, 19692720, 19945440, 20786760, 22154310, 23385105, 23631264, 24944112, 26585172, 27715680, 28062126, 29539080, 31180140, 33231465, 35446896, 37416168, 39385440, 41573520, 42093189, 44308620, 46770210, 49888224, 53170344, 56124252, 59078160, 62360280, 66462930, 70155315, 70893792, 74832336, 83147040, 84186378, 88617240, 93540420, 106340688, 112248504, 118156320, 124720560, 126279567, 132925860, 140310630, 149664672, 168372756, 177234480, 187080840, 210465945, 212681376, 224497008, 249441120, 252559134, 265851720, 280621260, 336745512, 354468960, 374161680, 420931890, 448994016, 505118268, 531703440, 561242520, 631397835, 673491024, 748323360, 841863780, 1010236536, 1063406880, 1122485040, 1262795670, 1346982048, 1683727560, 2020473072, 2244970080, 2525591340, 3367455120, 4040946144, 5051182680, 6734910240, 10102365360, 20204730720]

約数ペア:

[(1, 20204730720), (2, 10102365360), (3, 6734910240), (4, 5051182680), (5, 4040946144), (6, 3367455120), (8, 2525591340), (9, 2244970080), (10, 2020473072), (12, 1683727560), (15, 1346982048), (16, 1262795670), (18, 1122485040), (19, 1063406880), (20, 1010236536), (24, 841863780), (27, 748323360), (30, 673491024), (32, 631397835), (36, 561242520), (38, 531703440), (40, 505118268), (45, 448994016), (48, 420931890), (54, 374161680), (57, 354468960), (60, 336745512), (72, 280621260), (76, 265851720), (80, 252559134), (81, 249441120), (90, 224497008), (95, 212681376), (96, 210465945), (108, 187080840), (114, 177234480), (120, 168372756), (135, 149664672), (144, 140310630), (152, 132925860), (160, 126279567), (162, 124720560), (171, 118156320), (180, 112248504), (190, 106340688), (216, 93540420), (228, 88617240), (240, 84186378), (243, 83147040), (270, 74832336), (285, 70893792), (288, 70155315), (304, 66462930), (324, 62360280), (342, 59078160), (360, 56124252), (380, 53170344), (405, 49888224), (432, 46770210), (456, 44308620), (480, 42093189), (486, 41573520), (513, 39385440), (540, 37416168), (570, 35446896), (608, 33231465), (648, 31180140), (684, 29539080), (720, 28062126), (729, 27715680), (760, 26585172), (810, 24944112), (855, 23631264), (864, 23385105), (912, 22154310), (972, 20786760), (1013, 19945440), (1026, 19692720), (1080, 18708084), (1140, 17723448), (1215, 16629408), (1296, 15590070), (1368, 14769540), (1440, 14031063), (1458, 13857840), (1520, 13292586), (1539, 13128480), (1620, 12472056), (1710, 11815632), (1824, 11077155), (1944, 10393380), (2026, 9972720), (2052, 9846360), (2160, 9354042), (2187, 9238560), (2280, 8861724), (2430, 8314704), (2565, 7877088), (2592, 7795035), (2736, 7384770), (2916, 6928920), (3039, 6648480), (3040, 6646293), (3078, 6564240), (3240, 6236028), (3420, 5907816), (3645, 5543136), (3888, 5196690), (4052, 4986360), (4104, 4923180), (4320, 4677021), (4374, 4619280), (4560, 4430862), (4617, 4376160), (4860, 4157352), (5065, 3989088), (5130, 3938544), (5472, 3692385), (5832, 3464460), (6078, 3324240), (6156, 3282120), (6480, 3118014), (6561, 3079520), (6840, 2953908), (7290, 2771568), (7695, 2625696), (7776, 2598345), (8104, 2493180), (8208, 2461590), (8748, 2309640), (9117, 2216160), (9120, 2215431), (9234, 2188080), (9720, 2078676), (10130, 1994544), (10260, 1969272), (10935, 1847712), (11664, 1732230), (12156, 1662120), (12312, 1641060), (12960, 1559007), (13122, 1539760), (13680, 1476954), (13851, 1458720), (14580, 1385784), (15195, 1329696), (15390, 1312848), (16208, 1246590), (16416, 1230795), (17496, 1154820), (18234, 1108080), (18468, 1094040), (19247, 1049760), (19440, 1039338), (20260, 997272), (20520, 984636), (21870, 923856), (23085, 875232), (23328, 866115), (24312, 831060), (24624, 820530), (26244, 769880), (27351, 738720), (27360, 738477), (27702, 729360), (29160, 692892), (30390, 664848), (30780, 656424), (32416, 623295), (32805, 615904), (34992, 577410), (36468, 554040), (36936, 547020), (38494, 524880), (38880, 519669), (40520, 498636), (41040, 492318), (41553, 486240), (43740, 461928), (45585, 443232), (46170, 437616), (48624, 415530), (49248, 410265), (52488, 384940), (54702, 369360), (55404, 364680), (57741, 349920), (58320, 346446), (60780, 332424), (61560, 328212), (65610, 307952), (69255, 291744), (69984, 288705), (72936, 277020), (73872, 273510), (76988, 262440), (81040, 249318), (82053, 246240), (82080, 246159), (83106, 243120), (87480, 230964), (91170, 221616), (92340, 218808), (96235, 209952), (97248, 207765), (104976, 192470), (109404, 184680), (110808, 182340), (115482, 174960), (116640, 173223), (121560, 166212), (123120, 164106), (124659, 162080), (131220, 153976), (136755, 147744), (138510, 145872)]