20189350440

素因数分解:

$2^3\times 3^4\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:572

約数の個数: 640

約数和(自身を含む): 81439776000

約数和(自身を除く): 61250425560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 74, 81, 84, 90, 98, 105, 108, 111, 120, 126, 135, 140, 147, 148, 162, 168, 180, 185, 189, 196, 210, 216, 222, 245, 252, 259, 270, 280, 294, 296, 315, 324, 333, 343, 360, 370, 378, 392, 405, 420, 441, 444, 490, 491, 504, 518, 540, 555, 567, 588, 630, 648, 666, 686, 735, 740, 756, 777, 810, 840, 882, 888, 945, 980, 982, 999, 1029, 1036, 1080, 1110, 1134, 1176, 1260, 1295, 1323, 1332, 1372, 1470, 1473, 1480, 1512, 1554, 1620, 1665, 1715, 1764, 1813, 1890, 1960, 1964, 1998, 2058, 2072, 2205, 2220, 2268, 2331, 2455, 2520, 2590, 2646, 2664, 2744, 2835, 2940, 2946, 2997, 3087, 3108, 3240, 3330, 3430, 3437, 3528, 3626, 3780, 3885, 3928, 3969, 3996, 4116, 4410, 4419, 4440, 4536, 4662, 4910, 4995, 5145, 5180, 5292, 5439, 5670, 5880, 5892, 5994, 6174, 6216, 6615, 6660, 6860, 6874, 6993, 7252, 7365, 7560, 7770, 7938, 7992, 8232, 8820, 8838, 9065, 9261, 9324, 9820, 9990, 10290, 10311, 10360, 10584, 10878, 11340, 11655, 11784, 11988, 12348, 12691, 13230, 13257, 13320, 13720, 13748, 13986, 14504, 14730, 14985, 15435, 15540, 15876, 16317, 17185, 17640, 17676, 18130, 18167, 18522, 18648, 19640, 19845, 19980, 20580, 20622, 20979, 21756, 22095, 22680, 23310, 23976, 24059, 24696, 25382, 26460, 26514, 27195, 27496, 27783, 27972, 29460, 29970, 30870, 30933, 31080, 31752, 32634, 34370, 34965, 35352, 36260, 36334, 37044, 38073, 39690, 39771, 39960, 41160, 41244, 41958, 43512, 44190, 46305, 46620, 48118, 48951, 50764, 51555, 52920, 53028, 54390, 54501, 55566, 55944, 58920, 59940, 61740, 61866, 63455, 65268, 66285, 68740, 69930, 72177, 72520, 72668, 74088, 76146, 79380, 79542, 81585, 82488, 83916, 88380, 90835, 92610, 92799, 93240, 96236, 97902, 101528, 103110, 104895, 106056, 108780, 109002, 111132, 114219, 119880, 120295, 123480, 123732, 126910, 127169, 130536, 132570, 137480, 138915, 139860, 144354, 145336, 146853, 152292, 154665, 158760, 159084, 163170, 163503, 167832, 168413, 176760, 181670, 185220, 185598, 190365, 192472, 195804, 198855, 206220, 209790, 216531, 217560, 218004, 222264, 228438, 240590, 244755, 247464, 253820, 254338, 265140, 272505, 277830, 278397, 279720, 288708, 293706, 304584, 309330, 318168, 326340, 327006, 336826, 342657, 360885, 363340, 370440, 371196, 380730, 381507, 391608, 397710, 412440, 419580, 433062, 436008, 456876, 463995, 481180, 489510, 490509, 505239, 507640, 508676, 530280, 545010, 555660, 556794, 571095, 577416, 587412, 618660, 635845, 649593, 652680, 654012, 673652, 685314, 721770, 726680, 734265, 742392, 761460, 763014, 795420, 817515, 839160, 842065, 866124, 890183, 913752, 927990, 962360, 979020, 981018, 1010478, 1017352, 1027971, 1082655, 1090020, 1111320, 1113588, 1142190, 1144521, 1174824, 1237320, 1271690, 1299186, 1308024, 1347304, 1370628, 1391985, 1443540, 1468530, 1471527, 1515717, 1522920, 1526028, 1590840, 1635030, 1684130, 1713285, 1732248, 1780366, 1855980, 1907535, 1948779, 1958040, 1962036, 2020956, 2055942, 2165310, 2180040, 2227176, 2284380, 2289042, 2452545, 2526195, 2543380, 2598372, 2670549, 2741256, 2783970, 2887080, 2937060, 2943054, 3031434, 3052056, 3247965, 3270060, 3368260, 3426570, 3433563, 3560732, 3711960, 3815070, 3897558, 3924072, 4041912, 4111884, 4330620, 4450915, 4547151, 4568760, 4578084, 4905090, 5052390, 5086760, 5139855, 5196744, 5341098, 5567940, 5722605, 5874120, 5886108, 6062868, 6231281, 6495930, 6540120, 6736520, 6853140, 6867126, 7121464, 7357635, 7578585, 7630140, 7795116, 8011647, 8223768, 8661240, 8901830, 9094302, 9156168, 9743895, 9810180, 10104780, 10279710, 10300689, 10682196, 11135880, 11445210, 11772216, 12125736, 12462562, 12991860, 13352745, 13641453, 13706280, 13734252, 14715270, 15157170, 15260280, 15590232, 16023294, 17167815, 17803660, 18188604, 18693843, 19487790, 19620360, 20209560, 20559420, 20601378, 21364392, 22735755, 22890420, 24034941, 24925124, 25983720, 26705490, 27282906, 27468504, 29430540, 30314340, 31156405, 32046588, 34335630, 35607320, 36377208, 37387686, 38975580, 40058235, 41118840, 41202756, 45471510, 45780840, 48069882, 49850248, 51503445, 53410980, 54565812, 56081529, 58861080, 60628680, 62312810, 64093176, 68207265, 68671260, 72104823, 74775372, 77951160, 80116470, 82405512, 90943020, 93469215, 96139764, 103006890, 106821960, 109131624, 112163058, 120174705, 124625620, 136414530, 137342520, 144209646, 149550744, 160232940, 168244587, 181886040, 186938430, 192279528, 206013780, 224326116, 240349410, 249251240, 272829060, 280407645, 288419292, 320465880, 336489174, 360524115, 373876860, 412027560, 448652232, 480698820, 504733761, 545658120, 560815290, 576838584, 672978348, 721048230, 747753720, 841222935, 961397640, 1009467522, 1121630580, 1345956696, 1442096460, 1682445870, 2018935044, 2243261160, 2523668805, 2884192920, 3364891740, 4037870088, 5047337610, 6729783480, 10094675220, 20189350440]

約数ペア:

[(1, 20189350440), (2, 10094675220), (3, 6729783480), (4, 5047337610), (5, 4037870088), (6, 3364891740), (7, 2884192920), (8, 2523668805), (9, 2243261160), (10, 2018935044), (12, 1682445870), (14, 1442096460), (15, 1345956696), (18, 1121630580), (20, 1009467522), (21, 961397640), (24, 841222935), (27, 747753720), (28, 721048230), (30, 672978348), (35, 576838584), (36, 560815290), (37, 545658120), (40, 504733761), (42, 480698820), (45, 448652232), (49, 412027560), (54, 373876860), (56, 360524115), (60, 336489174), (63, 320465880), (70, 288419292), (72, 280407645), (74, 272829060), (81, 249251240), (84, 240349410), (90, 224326116), (98, 206013780), (105, 192279528), (108, 186938430), (111, 181886040), (120, 168244587), (126, 160232940), (135, 149550744), (140, 144209646), (147, 137342520), (148, 136414530), (162, 124625620), (168, 120174705), (180, 112163058), (185, 109131624), (189, 106821960), (196, 103006890), (210, 96139764), (216, 93469215), (222, 90943020), (245, 82405512), (252, 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(1620, 12462562), (1665, 12125736), (1715, 11772216), (1764, 11445210), (1813, 11135880), (1890, 10682196), (1960, 10300689), (1964, 10279710), (1998, 10104780), (2058, 9810180), (2072, 9743895), (2205, 9156168), (2220, 9094302), (2268, 8901830), (2331, 8661240), (2455, 8223768), (2520, 8011647), (2590, 7795116), (2646, 7630140), (2664, 7578585), (2744, 7357635), (2835, 7121464), (2940, 6867126), (2946, 6853140), (2997, 6736520), (3087, 6540120), (3108, 6495930), (3240, 6231281), (3330, 6062868), (3430, 5886108), (3437, 5874120), (3528, 5722605), (3626, 5567940), (3780, 5341098), (3885, 5196744), (3928, 5139855), (3969, 5086760), (3996, 5052390), (4116, 4905090), (4410, 4578084), (4419, 4568760), (4440, 4547151), (4536, 4450915), (4662, 4330620), (4910, 4111884), (4995, 4041912), (5145, 3924072), (5180, 3897558), (5292, 3815070), (5439, 3711960), (5670, 3560732), (5880, 3433563), (5892, 3426570), (5994, 3368260), (6174, 3270060), (6216, 3247965), (6615, 3052056), (6660, 3031434), (6860, 2943054), (6874, 2937060), (6993, 2887080), (7252, 2783970), (7365, 2741256), (7560, 2670549), (7770, 2598372), (7938, 2543380), (7992, 2526195), (8232, 2452545), (8820, 2289042), (8838, 2284380), (9065, 2227176), (9261, 2180040), (9324, 2165310), (9820, 2055942), (9990, 2020956), (10290, 1962036), (10311, 1958040), (10360, 1948779), (10584, 1907535), (10878, 1855980), (11340, 1780366), (11655, 1732248), (11784, 1713285), (11988, 1684130), (12348, 1635030), (12691, 1590840), (13230, 1526028), (13257, 1522920), (13320, 1515717), (13720, 1471527), (13748, 1468530), (13986, 1443540), (14504, 1391985), (14730, 1370628), (14985, 1347304), (15435, 1308024), (15540, 1299186), (15876, 1271690), (16317, 1237320), (17185, 1174824), (17640, 1144521), (17676, 1142190), (18130, 1113588), (18167, 1111320), (18522, 1090020), (18648, 1082655), (19640, 1027971), (19845, 1017352), (19980, 1010478), (20580, 981018), (20622, 979020), (20979, 962360), (21756, 927990), (22095, 913752), (22680, 890183), (23310, 866124), (23976, 842065), (24059, 839160), (24696, 817515), (25382, 795420), (26460, 763014), (26514, 761460), (27195, 742392), (27496, 734265), (27783, 726680), (27972, 721770), (29460, 685314), (29970, 673652), (30870, 654012), (30933, 652680), (31080, 649593), (31752, 635845), (32634, 618660), (34370, 587412), (34965, 577416), (35352, 571095), (36260, 556794), (36334, 555660), (37044, 545010), (38073, 530280), (39690, 508676), (39771, 507640), (39960, 505239), (41160, 490509), (41244, 489510), (41958, 481180), (43512, 463995), (44190, 456876), (46305, 436008), (46620, 433062), (48118, 419580), (48951, 412440), (50764, 397710), (51555, 391608), (52920, 381507), (53028, 380730), (54390, 371196), (54501, 370440), (55566, 363340), (55944, 360885), (58920, 342657), (59940, 336826), (61740, 327006), (61866, 326340), (63455, 318168), (65268, 309330), (66285, 304584), (68740, 293706), (69930, 288708), (72177, 279720), (72520, 278397), (72668, 277830), (74088, 272505), (76146, 265140), (79380, 254338), (79542, 253820), (81585, 247464), (82488, 244755), (83916, 240590), (88380, 228438), (90835, 222264), (92610, 218004), (92799, 217560), (93240, 216531), (96236, 209790), (97902, 206220), (101528, 198855), (103110, 195804), (104895, 192472), (106056, 190365), (108780, 185598), (109002, 185220), (111132, 181670), (114219, 176760), (119880, 168413), (120295, 167832), (123480, 163503), (123732, 163170), (126910, 159084), (127169, 158760), (130536, 154665), (132570, 152292), (137480, 146853), (138915, 145336), (139860, 144354)]