20218695120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{617}}^1$

素因数の和:1044

約数の個数: 400

約数和(自身を含む): 75941545680

約数和(自身を除く): 55722850560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 260, 270, 312, 324, 351, 360, 389, 390, 405, 432, 468, 520, 540, 585, 617, 624, 648, 702, 720, 778, 780, 810, 936, 1040, 1053, 1080, 1167, 1170, 1234, 1296, 1404, 1556, 1560, 1620, 1755, 1851, 1872, 1945, 2106, 2160, 2334, 2340, 2468, 2808, 3085, 3112, 3120, 3240, 3501, 3510, 3702, 3890, 4212, 4668, 4680, 4936, 5057, 5265, 5553, 5616, 5835, 6170, 6224, 6480, 7002, 7020, 7404, 7780, 8021, 8424, 9255, 9336, 9360, 9872, 10114, 10503, 10530, 11106, 11670, 12340, 14004, 14040, 14808, 15171, 15560, 16042, 16659, 16848, 17505, 18510, 18672, 20228, 21006, 21060, 22212, 23340, 24063, 24680, 25285, 27765, 28008, 28080, 29616, 30342, 31120, 31509, 32084, 33318, 35010, 37020, 40105, 40456, 42012, 42120, 44424, 45513, 46680, 48126, 49360, 49977, 50570, 52515, 55530, 56016, 60684, 63018, 64168, 66636, 70020, 72189, 74040, 75855, 80210, 80912, 83295, 84024, 84240, 88848, 91026, 93360, 96252, 99954, 101140, 105030, 111060, 120315, 121368, 126036, 128336, 133272, 136539, 140040, 144378, 148080, 151710, 157545, 160420, 166590, 168048, 182052, 192504, 199908, 202280, 210060, 216567, 222120, 227565, 240013, 240630, 242736, 249885, 252072, 266544, 273078, 280080, 288756, 303420, 315090, 320840, 333180, 360945, 364104, 385008, 399816, 404560, 409617, 420120, 433134, 444240, 455130, 480026, 481260, 499770, 504144, 546156, 577512, 606840, 630180, 641680, 649701, 666360, 682695, 720039, 721890, 728208, 799632, 819234, 840240, 866268, 910260, 960052, 962520, 999540, 1082835, 1092312, 1155024, 1200065, 1213680, 1260360, 1299402, 1332720, 1365390, 1440078, 1443780, 1638468, 1732536, 1820520, 1920104, 1925040, 1999080, 2048085, 2160117, 2165670, 2184624, 2400130, 2520720, 2598804, 2730780, 2880156, 2887560, 3120169, 3248505, 3276936, 3465072, 3600195, 3641040, 3840208, 3998160, 4096170, 4320234, 4331340, 4800260, 5197608, 5461560, 5760312, 5775120, 6240338, 6480351, 6497010, 6553872, 7200390, 8192340, 8640468, 8662680, 9360507, 9600520, 10395216, 10800585, 10923120, 11520624, 12480676, 12960702, 12994020, 14400780, 15600845, 16384680, 17280936, 17325360, 18721014, 19201040, 19441053, 21601170, 24961352, 25921404, 25988040, 28081521, 28801560, 31201690, 32401755, 32769360, 34561872, 37442028, 38882106, 43202340, 46802535, 49922704, 51842808, 51976080, 56163042, 57603120, 62403380, 64803510, 74884056, 77764212, 84244563, 86404680, 93605070, 97205265, 103685616, 112326084, 124806760, 129607020, 140407605, 149768112, 155528424, 168489126, 172809360, 187210140, 194410530, 224652168, 249613520, 252733689, 259214040, 280815210, 311056848, 336978252, 374420280, 388821060, 421222815, 449304336, 505467378, 518428080, 561630420, 673956504, 748840560, 777642120, 842445630, 1010934756, 1123260840, 1263668445, 1347913008, 1555284240, 1684891260, 2021869512, 2246521680, 2527336890, 3369782520, 4043739024, 5054673780, 6739565040, 10109347560, 20218695120]

約数ペア:

[(1, 20218695120), (2, 10109347560), (3, 6739565040), (4, 5054673780), (5, 4043739024), (6, 3369782520), (8, 2527336890), (9, 2246521680), (10, 2021869512), (12, 1684891260), (13, 1555284240), (15, 1347913008), (16, 1263668445), (18, 1123260840), (20, 1010934756), (24, 842445630), (26, 777642120), (27, 748840560), (30, 673956504), (36, 561630420), (39, 518428080), (40, 505467378), (45, 449304336), (48, 421222815), (52, 388821060), (54, 374420280), (60, 336978252), (65, 311056848), (72, 280815210), (78, 259214040), (80, 252733689), (81, 249613520), (90, 224652168), (104, 194410530), (108, 187210140), (117, 172809360), (120, 168489126), (130, 155528424), (135, 149768112), (144, 140407605), (156, 129607020), (162, 124806760), (180, 112326084), (195, 103685616), (208, 97205265), (216, 93605070), (234, 86404680), (240, 84244563), (260, 77764212), (270, 74884056), (312, 64803510), (324, 62403380), (351, 57603120), (360, 56163042), (389, 51976080), (390, 51842808), (405, 49922704), (432, 46802535), (468, 43202340), (520, 38882106), (540, 37442028), (585, 34561872), (617, 32769360), (624, 32401755), (648, 31201690), (702, 28801560), (720, 28081521), (778, 25988040), (780, 25921404), (810, 24961352), (936, 21601170), (1040, 19441053), (1053, 19201040), (1080, 18721014), (1167, 17325360), (1170, 17280936), (1234, 16384680), (1296, 15600845), (1404, 14400780), (1556, 12994020), (1560, 12960702), (1620, 12480676), (1755, 11520624), (1851, 10923120), (1872, 10800585), (1945, 10395216), (2106, 9600520), (2160, 9360507), (2334, 8662680), (2340, 8640468), (2468, 8192340), (2808, 7200390), (3085, 6553872), (3112, 6497010), (3120, 6480351), (3240, 6240338), (3501, 5775120), (3510, 5760312), (3702, 5461560), (3890, 5197608), (4212, 4800260), (4668, 4331340), (4680, 4320234), (4936, 4096170), (5057, 3998160), (5265, 3840208), (5553, 3641040), (5616, 3600195), (5835, 3465072), (6170, 3276936), (6224, 3248505), (6480, 3120169), (7002, 2887560), (7020, 2880156), (7404, 2730780), (7780, 2598804), (8021, 2520720), (8424, 2400130), (9255, 2184624), (9336, 2165670), (9360, 2160117), (9872, 2048085), (10114, 1999080), (10503, 1925040), (10530, 1920104), (11106, 1820520), (11670, 1732536), (12340, 1638468), (14004, 1443780), (14040, 1440078), (14808, 1365390), (15171, 1332720), (15560, 1299402), (16042, 1260360), (16659, 1213680), (16848, 1200065), (17505, 1155024), (18510, 1092312), (18672, 1082835), (20228, 999540), (21006, 962520), (21060, 960052), (22212, 910260), (23340, 866268), (24063, 840240), (24680, 819234), (25285, 799632), (27765, 728208), (28008, 721890), (28080, 720039), (29616, 682695), (30342, 666360), (31120, 649701), (31509, 641680), (32084, 630180), (33318, 606840), (35010, 577512), (37020, 546156), (40105, 504144), (40456, 499770), (42012, 481260), (42120, 480026), (44424, 455130), (45513, 444240), (46680, 433134), (48126, 420120), (49360, 409617), (49977, 404560), (50570, 399816), (52515, 385008), (55530, 364104), (56016, 360945), (60684, 333180), (63018, 320840), (64168, 315090), (66636, 303420), (70020, 288756), (72189, 280080), (74040, 273078), (75855, 266544), (80210, 252072), (80912, 249885), (83295, 242736), (84024, 240630), (84240, 240013), (88848, 227565), (91026, 222120), (93360, 216567), (96252, 210060), (99954, 202280), (101140, 199908), (105030, 192504), (111060, 182052), (120315, 168048), (121368, 166590), (126036, 160420), (128336, 157545), (133272, 151710), (136539, 148080), (140040, 144378)]