20949207840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{30757}}^1$

素因数の和:30832

約数の個数: 288

約数和(自身を含む): 79804460736

約数和(自身を除く): 58855252896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 43, 44, 45, 48, 55, 60, 66, 72, 80, 86, 88, 90, 96, 99, 110, 120, 129, 132, 144, 160, 165, 172, 176, 180, 198, 215, 220, 240, 258, 264, 288, 330, 344, 352, 360, 387, 396, 430, 440, 473, 480, 495, 516, 528, 645, 660, 688, 720, 774, 792, 860, 880, 946, 990, 1032, 1056, 1290, 1320, 1376, 1419, 1440, 1548, 1584, 1720, 1760, 1892, 1935, 1980, 2064, 2365, 2580, 2640, 2838, 3096, 3168, 3440, 3784, 3870, 3960, 4128, 4257, 4730, 5160, 5280, 5676, 6192, 6880, 7095, 7568, 7740, 7920, 8514, 9460, 10320, 11352, 12384, 14190, 15136, 15480, 15840, 17028, 18920, 20640, 21285, 22704, 28380, 30757, 30960, 34056, 37840, 42570, 45408, 56760, 61514, 61920, 68112, 75680, 85140, 92271, 113520, 123028, 136224, 153785, 170280, 184542, 227040, 246056, 276813, 307570, 338327, 340560, 369084, 461355, 492112, 553626, 615140, 676654, 681120, 738168, 922710, 984224, 1014981, 1107252, 1230280, 1322551, 1353308, 1384065, 1476336, 1691635, 1845420, 2029962, 2214504, 2460560, 2645102, 2706616, 2768130, 2952672, 3044943, 3383270, 3690840, 3967653, 4059924, 4429008, 4921120, 5074905, 5290204, 5413232, 5536260, 6089886, 6612755, 6766540, 7381680, 7935306, 8119848, 8858016, 10149810, 10580408, 10826464, 11072520, 11902959, 12179772, 13225510, 13533080, 14548061, 14763360, 15224715, 15870612, 16239696, 19838265, 20299620, 21160816, 22145040, 23805918, 24359544, 26451020, 27066160, 29096122, 30449430, 31741224, 32479392, 39676530, 40599240, 42321632, 43644183, 44290080, 47611836, 48719088, 52902040, 54132320, 58192244, 59514795, 60898860, 63482448, 72740305, 79353060, 81198480, 87288366, 95223672, 97438176, 105804080, 116384488, 119029590, 121797720, 126964896, 130932549, 145480610, 158706120, 162396960, 174576732, 190447344, 211608160, 218220915, 232768976, 238059180, 243595440, 261865098, 290961220, 317412240, 349153464, 380894688, 436441830, 465537952, 476118360, 487190880, 523730196, 581922440, 634824480, 654662745, 698306928, 872883660, 952236720, 1047460392, 1163844880, 1309325490, 1396613856, 1745767320, 1904473440, 2094920784, 2327689760, 2618650980, 3491534640, 4189841568, 5237301960, 6983069280, 10474603920, 20949207840]

約数ペア:

[(1, 20949207840), (2, 10474603920), (3, 6983069280), (4, 5237301960), (5, 4189841568), (6, 3491534640), (8, 2618650980), (9, 2327689760), (10, 2094920784), (11, 1904473440), (12, 1745767320), (15, 1396613856), (16, 1309325490), (18, 1163844880), (20, 1047460392), (22, 952236720), (24, 872883660), (30, 698306928), (32, 654662745), (33, 634824480), (36, 581922440), (40, 523730196), (43, 487190880), (44, 476118360), (45, 465537952), (48, 436441830), (55, 380894688), (60, 349153464), (66, 317412240), (72, 290961220), (80, 261865098), (86, 243595440), (88, 238059180), (90, 232768976), (96, 218220915), (99, 211608160), (110, 190447344), (120, 174576732), (129, 162396960), (132, 158706120), (144, 145480610), (160, 130932549), (165, 126964896), (172, 121797720), (176, 119029590), (180, 116384488), (198, 105804080), (215, 97438176), (220, 95223672), (240, 87288366), (258, 81198480), (264, 79353060), (288, 72740305), (330, 63482448), (344, 60898860), (352, 59514795), (360, 58192244), (387, 54132320), (396, 52902040), (430, 48719088), (440, 47611836), (473, 44290080), (480, 43644183), (495, 42321632), (516, 40599240), (528, 39676530), (645, 32479392), (660, 31741224), (688, 30449430), (720, 29096122), (774, 27066160), (792, 26451020), (860, 24359544), (880, 23805918), (946, 22145040), (990, 21160816), (1032, 20299620), (1056, 19838265), (1290, 16239696), (1320, 15870612), (1376, 15224715), (1419, 14763360), (1440, 14548061), (1548, 13533080), (1584, 13225510), (1720, 12179772), (1760, 11902959), (1892, 11072520), (1935, 10826464), (1980, 10580408), (2064, 10149810), (2365, 8858016), (2580, 8119848), (2640, 7935306), (2838, 7381680), (3096, 6766540), (3168, 6612755), (3440, 6089886), (3784, 5536260), (3870, 5413232), (3960, 5290204), (4128, 5074905), (4257, 4921120), (4730, 4429008), (5160, 4059924), (5280, 3967653), (5676, 3690840), (6192, 3383270), (6880, 3044943), (7095, 2952672), (7568, 2768130), (7740, 2706616), (7920, 2645102), (8514, 2460560), (9460, 2214504), (10320, 2029962), (11352, 1845420), (12384, 1691635), (14190, 1476336), (15136, 1384065), (15480, 1353308), (15840, 1322551), (17028, 1230280), (18920, 1107252), (20640, 1014981), (21285, 984224), (22704, 922710), (28380, 738168), (30757, 681120), (30960, 676654), (34056, 615140), (37840, 553626), (42570, 492112), (45408, 461355), (56760, 369084), (61514, 340560), (61920, 338327), (68112, 307570), (75680, 276813), (85140, 246056), (92271, 227040), (113520, 184542), (123028, 170280), (136224, 153785)]