21145936560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{1091}}^1$

素因数の和:1336

約数の個数: 320

約数和(自身を含む): 76435107840

約数和(自身を除く): 55289171280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 83, 84, 105, 112, 120, 139, 140, 166, 168, 210, 240, 249, 278, 280, 332, 336, 415, 417, 420, 498, 556, 560, 581, 664, 695, 830, 834, 840, 973, 996, 1091, 1112, 1162, 1245, 1328, 1390, 1660, 1668, 1680, 1743, 1946, 1992, 2085, 2182, 2224, 2324, 2490, 2780, 2905, 2919, 3273, 3320, 3336, 3486, 3892, 3984, 4170, 4364, 4648, 4865, 4980, 5455, 5560, 5810, 5838, 6546, 6640, 6672, 6972, 7637, 7784, 8340, 8715, 8728, 9296, 9730, 9960, 10910, 11120, 11537, 11620, 11676, 13092, 13944, 14595, 15274, 15568, 16365, 16680, 17430, 17456, 19460, 19920, 21820, 22911, 23074, 23240, 23352, 26184, 27888, 29190, 30548, 32730, 33360, 34611, 34860, 38185, 38920, 43640, 45822, 46148, 46480, 46704, 52368, 57685, 58380, 61096, 65460, 69222, 69720, 76370, 77840, 80759, 87280, 90553, 91644, 92296, 114555, 115370, 116760, 122192, 130920, 138444, 139440, 151649, 152740, 161518, 173055, 181106, 183288, 184592, 229110, 230740, 233520, 242277, 261840, 271659, 276888, 303298, 305480, 323036, 346110, 362212, 366576, 403795, 452765, 454947, 458220, 461480, 484554, 543318, 553776, 606596, 610960, 633871, 646072, 692220, 724424, 758245, 807590, 905530, 909894, 916440, 922960, 969108, 1061543, 1086636, 1211385, 1213192, 1267742, 1292144, 1358295, 1384440, 1448848, 1516490, 1615180, 1811060, 1819788, 1832880, 1901613, 1938216, 2123086, 2173272, 2274735, 2422770, 2426384, 2535484, 2716590, 2768880, 3032980, 3169355, 3184629, 3230360, 3622120, 3639576, 3803226, 3876432, 4246172, 4346544, 4549470, 4845540, 5070968, 5307715, 5433180, 6065960, 6338710, 6369258, 6460720, 7244240, 7279152, 7606452, 8492344, 9098940, 9508065, 9691080, 10141936, 10615430, 10866360, 12131920, 12586867, 12677420, 12738516, 15212904, 15923145, 16984688, 18197880, 19016130, 19382160, 21230860, 21732720, 25173734, 25354840, 25477032, 30425808, 31846290, 36395760, 37760601, 38032260, 42461720, 50347468, 50709680, 50954064, 62934335, 63692580, 75521202, 76064520, 84923440, 88108069, 100694936, 125868670, 127385160, 151042404, 152129040, 176216138, 188803005, 201389872, 251737340, 254770320, 264324207, 302084808, 352432276, 377606010, 440540345, 503474680, 528648414, 604169616, 704864552, 755212020, 881080690, 1006949360, 1057296828, 1321621035, 1409729104, 1510424040, 1762161380, 2114593656, 2643242070, 3020848080, 3524322760, 4229187312, 5286484140, 7048645520, 10572968280, 21145936560]

約数ペア:

[(1, 21145936560), (2, 10572968280), (3, 7048645520), (4, 5286484140), (5, 4229187312), (6, 3524322760), (7, 3020848080), (8, 2643242070), (10, 2114593656), (12, 1762161380), (14, 1510424040), (15, 1409729104), (16, 1321621035), (20, 1057296828), (21, 1006949360), (24, 881080690), (28, 755212020), (30, 704864552), (35, 604169616), (40, 528648414), (42, 503474680), (48, 440540345), (56, 377606010), (60, 352432276), (70, 302084808), (80, 264324207), (83, 254770320), (84, 251737340), (105, 201389872), (112, 188803005), (120, 176216138), (139, 152129040), (140, 151042404), (166, 127385160), (168, 125868670), (210, 100694936), (240, 88108069), (249, 84923440), (278, 76064520), (280, 75521202), (332, 63692580), (336, 62934335), (415, 50954064), (417, 50709680), (420, 50347468), (498, 42461720), (556, 38032260), (560, 37760601), (581, 36395760), (664, 31846290), (695, 30425808), (830, 25477032), (834, 25354840), (840, 25173734), (973, 21732720), (996, 21230860), (1091, 19382160), (1112, 19016130), (1162, 18197880), (1245, 16984688), (1328, 15923145), (1390, 15212904), (1660, 12738516), (1668, 12677420), (1680, 12586867), (1743, 12131920), (1946, 10866360), (1992, 10615430), (2085, 10141936), (2182, 9691080), (2224, 9508065), (2324, 9098940), (2490, 8492344), (2780, 7606452), (2905, 7279152), (2919, 7244240), (3273, 6460720), (3320, 6369258), (3336, 6338710), (3486, 6065960), (3892, 5433180), (3984, 5307715), (4170, 5070968), (4364, 4845540), (4648, 4549470), (4865, 4346544), (4980, 4246172), (5455, 3876432), (5560, 3803226), (5810, 3639576), (5838, 3622120), (6546, 3230360), (6640, 3184629), (6672, 3169355), (6972, 3032980), (7637, 2768880), (7784, 2716590), (8340, 2535484), (8715, 2426384), (8728, 2422770), (9296, 2274735), (9730, 2173272), (9960, 2123086), (10910, 1938216), (11120, 1901613), (11537, 1832880), (11620, 1819788), (11676, 1811060), (13092, 1615180), (13944, 1516490), (14595, 1448848), (15274, 1384440), (15568, 1358295), (16365, 1292144), (16680, 1267742), (17430, 1213192), (17456, 1211385), (19460, 1086636), (19920, 1061543), (21820, 969108), (22911, 922960), (23074, 916440), (23240, 909894), (23352, 905530), (26184, 807590), (27888, 758245), (29190, 724424), (30548, 692220), (32730, 646072), (33360, 633871), (34611, 610960), (34860, 606596), (38185, 553776), (38920, 543318), (43640, 484554), (45822, 461480), (46148, 458220), (46480, 454947), (46704, 452765), (52368, 403795), (57685, 366576), (58380, 362212), (61096, 346110), (65460, 323036), (69222, 305480), (69720, 303298), (76370, 276888), (77840, 271659), (80759, 261840), (87280, 242277), (90553, 233520), (91644, 230740), (92296, 229110), (114555, 184592), (115370, 183288), (116760, 181106), (122192, 173055), (130920, 161518), (138444, 152740), (139440, 151649)]