21441636720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{23767}}^1$

素因数の和:23972

約数の個数: 240

約数和(自身を含む): 82758274560

約数和(自身を除く): 61316637840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 179, 180, 210, 240, 252, 280, 315, 336, 358, 360, 420, 504, 537, 560, 630, 716, 720, 840, 895, 1008, 1074, 1253, 1260, 1432, 1611, 1680, 1790, 2148, 2506, 2520, 2685, 2864, 3222, 3580, 3759, 4296, 5012, 5040, 5370, 6265, 6444, 7160, 7518, 8055, 8592, 10024, 10740, 11277, 12530, 12888, 14320, 15036, 16110, 18795, 20048, 21480, 22554, 23767, 25060, 25776, 30072, 32220, 37590, 42960, 45108, 47534, 50120, 56385, 60144, 64440, 71301, 75180, 90216, 95068, 100240, 112770, 118835, 128880, 142602, 150360, 166369, 180432, 190136, 213903, 225540, 237670, 285204, 300720, 332738, 356505, 380272, 427806, 451080, 475340, 499107, 570408, 665476, 713010, 831845, 855612, 902160, 950680, 998214, 1069515, 1140816, 1330952, 1426020, 1497321, 1663690, 1711224, 1901360, 1996428, 2139030, 2495535, 2661904, 2852040, 2994642, 3327380, 3422448, 3992856, 4254293, 4278060, 4991070, 5704080, 5989284, 6654760, 7486605, 7985712, 8508586, 8556120, 9982140, 11978568, 12762879, 13309520, 14973210, 17017172, 17112240, 19964280, 21271465, 23957136, 25525758, 29780051, 29946420, 34034344, 38288637, 39928560, 42542930, 51051516, 59560102, 59892840, 63814395, 68068688, 76577274, 85085860, 89340153, 102103032, 119120204, 119785680, 127628790, 148900255, 153154548, 170171720, 178680306, 191443185, 204206064, 238240408, 255257580, 268020459, 297800510, 306309096, 340343440, 357360612, 382886370, 446700765, 476480816, 510515160, 536040918, 595601020, 612618192, 714721224, 765772740, 893401530, 1021030320, 1072081836, 1191202040, 1340102295, 1429442448, 1531545480, 1786803060, 2144163672, 2382404080, 2680204590, 3063090960, 3573606120, 4288327344, 5360409180, 7147212240, 10720818360, 21441636720]

約数ペア:

[(1, 21441636720), (2, 10720818360), (3, 7147212240), (4, 5360409180), (5, 4288327344), (6, 3573606120), (7, 3063090960), (8, 2680204590), (9, 2382404080), (10, 2144163672), (12, 1786803060), (14, 1531545480), (15, 1429442448), (16, 1340102295), (18, 1191202040), (20, 1072081836), (21, 1021030320), (24, 893401530), (28, 765772740), (30, 714721224), (35, 612618192), (36, 595601020), (40, 536040918), (42, 510515160), (45, 476480816), (48, 446700765), (56, 382886370), (60, 357360612), (63, 340343440), (70, 306309096), (72, 297800510), (80, 268020459), (84, 255257580), (90, 238240408), (105, 204206064), (112, 191443185), (120, 178680306), (126, 170171720), (140, 153154548), (144, 148900255), (168, 127628790), (179, 119785680), (180, 119120204), (210, 102103032), (240, 89340153), (252, 85085860), (280, 76577274), (315, 68068688), (336, 63814395), (358, 59892840), (360, 59560102), (420, 51051516), (504, 42542930), (537, 39928560), (560, 38288637), (630, 34034344), (716, 29946420), (720, 29780051), (840, 25525758), (895, 23957136), (1008, 21271465), (1074, 19964280), (1253, 17112240), (1260, 17017172), (1432, 14973210), (1611, 13309520), (1680, 12762879), (1790, 11978568), (2148, 9982140), (2506, 8556120), (2520, 8508586), (2685, 7985712), (2864, 7486605), (3222, 6654760), (3580, 5989284), (3759, 5704080), (4296, 4991070), (5012, 4278060), (5040, 4254293), (5370, 3992856), (6265, 3422448), (6444, 3327380), (7160, 2994642), (7518, 2852040), (8055, 2661904), (8592, 2495535), (10024, 2139030), (10740, 1996428), (11277, 1901360), (12530, 1711224), (12888, 1663690), (14320, 1497321), (15036, 1426020), (16110, 1330952), (18795, 1140816), (20048, 1069515), (21480, 998214), (22554, 950680), (23767, 902160), (25060, 855612), (25776, 831845), (30072, 713010), (32220, 665476), (37590, 570408), (42960, 499107), (45108, 475340), (47534, 451080), (50120, 427806), (56385, 380272), (60144, 356505), (64440, 332738), (71301, 300720), (75180, 285204), (90216, 237670), (95068, 225540), (100240, 213903), (112770, 190136), (118835, 180432), (128880, 166369), (142602, 150360)]