21817304640

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1289}}^1$

素因数の和:1971

約数の個数: 280

約数和(自身を含む): 77787139320

約数和(自身を除く): 55969834680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 653, 720, 810, 864, 960, 1080, 1289, 1296, 1306, 1440, 1620, 1728, 1959, 2160, 2578, 2592, 2612, 2880, 3240, 3265, 3867, 3918, 4320, 5156, 5184, 5224, 5877, 6445, 6480, 6530, 7734, 7836, 8640, 9795, 10312, 10448, 11601, 11754, 12890, 12960, 13060, 15468, 15672, 17631, 19335, 19590, 20624, 20896, 23202, 23508, 25780, 25920, 26120, 29385, 30936, 31344, 34803, 35262, 38670, 39180, 41248, 41792, 46404, 47016, 51560, 52240, 52893, 58005, 58770, 61872, 62688, 69606, 70524, 77340, 78360, 82496, 88155, 92808, 94032, 103120, 104409, 104480, 105786, 116010, 117540, 123744, 125376, 139212, 141048, 154680, 156720, 174015, 176310, 185616, 188064, 206240, 208818, 208960, 211572, 232020, 235080, 247488, 264465, 278424, 282096, 309360, 313440, 348030, 352620, 371232, 376128, 412480, 417636, 423144, 464040, 470160, 522045, 528930, 556848, 564192, 618720, 626880, 696060, 705240, 742464, 835272, 841717, 846288, 928080, 940320, 1044090, 1057860, 1113696, 1128384, 1237440, 1392120, 1410480, 1670544, 1683434, 1692576, 1856160, 1880640, 2088180, 2115720, 2227392, 2525151, 2784240, 2820960, 3341088, 3366868, 3385152, 3712320, 4176360, 4208585, 4231440, 5050302, 5568480, 5641920, 6682176, 6733736, 7575453, 8352720, 8417170, 8462880, 10100604, 11136960, 12625755, 13467472, 15150906, 16705440, 16834340, 16925760, 20201208, 22726359, 25251510, 26934944, 30301812, 33410880, 33668680, 37877265, 40402416, 45452718, 50503020, 53869888, 60603624, 67337360, 68179077, 75754530, 80804832, 90905436, 101006040, 113631795, 121207248, 134674720, 136358154, 151509060, 161609664, 181810872, 202012080, 227263590, 242414496, 269349440, 272716308, 303018120, 340895385, 363621744, 404024160, 454527180, 484828992, 545432616, 606036240, 681790770, 727243488, 808048320, 909054360, 1090865232, 1212072480, 1363581540, 1454486976, 1818108720, 2181730464, 2424144960, 2727163080, 3636217440, 4363460928, 5454326160, 7272434880, 10908652320, 21817304640]

約数ペア:

[(1, 21817304640), (2, 10908652320), (3, 7272434880), (4, 5454326160), (5, 4363460928), (6, 3636217440), (8, 2727163080), (9, 2424144960), (10, 2181730464), (12, 1818108720), (15, 1454486976), (16, 1363581540), (18, 1212072480), (20, 1090865232), (24, 909054360), (27, 808048320), (30, 727243488), (32, 681790770), (36, 606036240), (40, 545432616), (45, 484828992), (48, 454527180), (54, 404024160), (60, 363621744), (64, 340895385), (72, 303018120), (80, 272716308), (81, 269349440), (90, 242414496), (96, 227263590), (108, 202012080), (120, 181810872), (135, 161609664), (144, 151509060), (160, 136358154), (162, 134674720), (180, 121207248), (192, 113631795), (216, 101006040), (240, 90905436), (270, 80804832), (288, 75754530), (320, 68179077), (324, 67337360), (360, 60603624), (405, 53869888), (432, 50503020), (480, 45452718), (540, 40402416), (576, 37877265), (648, 33668680), (653, 33410880), (720, 30301812), (810, 26934944), (864, 25251510), (960, 22726359), (1080, 20201208), (1289, 16925760), (1296, 16834340), (1306, 16705440), (1440, 15150906), (1620, 13467472), (1728, 12625755), (1959, 11136960), (2160, 10100604), (2578, 8462880), (2592, 8417170), (2612, 8352720), (2880, 7575453), (3240, 6733736), (3265, 6682176), (3867, 5641920), (3918, 5568480), (4320, 5050302), (5156, 4231440), (5184, 4208585), (5224, 4176360), (5877, 3712320), (6445, 3385152), (6480, 3366868), (6530, 3341088), (7734, 2820960), (7836, 2784240), (8640, 2525151), (9795, 2227392), (10312, 2115720), (10448, 2088180), (11601, 1880640), (11754, 1856160), (12890, 1692576), (12960, 1683434), (13060, 1670544), (15468, 1410480), (15672, 1392120), (17631, 1237440), (19335, 1128384), (19590, 1113696), (20624, 1057860), (20896, 1044090), (23202, 940320), (23508, 928080), (25780, 846288), (25920, 841717), (26120, 835272), (29385, 742464), (30936, 705240), (31344, 696060), (34803, 626880), (35262, 618720), (38670, 564192), (39180, 556848), (41248, 528930), (41792, 522045), (46404, 470160), (47016, 464040), (51560, 423144), (52240, 417636), (52893, 412480), (58005, 376128), (58770, 371232), (61872, 352620), (62688, 348030), (69606, 313440), (70524, 309360), (77340, 282096), (78360, 278424), (82496, 264465), (88155, 247488), (92808, 235080), (94032, 232020), (103120, 211572), (104409, 208960), (104480, 208818), (105786, 206240), (116010, 188064), (117540, 185616), (123744, 176310), (125376, 174015), (139212, 156720), (141048, 154680)]