21125456640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{877}}^1$

素因数の和:965

約数の個数: 576

約数和(自身を含む): 81404507520

約数和(自身を除く): 60279050880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 41, 45, 48, 51, 54, 60, 64, 68, 72, 80, 82, 85, 90, 96, 102, 108, 120, 123, 128, 135, 136, 144, 153, 160, 164, 170, 180, 192, 204, 205, 216, 240, 246, 255, 256, 270, 272, 288, 306, 320, 328, 340, 360, 369, 384, 408, 410, 432, 459, 480, 492, 510, 540, 544, 576, 612, 615, 640, 656, 680, 697, 720, 738, 765, 768, 816, 820, 864, 877, 918, 960, 984, 1020, 1080, 1088, 1107, 1152, 1224, 1230, 1280, 1312, 1360, 1394, 1440, 1476, 1530, 1632, 1640, 1728, 1754, 1836, 1845, 1920, 1968, 2040, 2091, 2160, 2176, 2214, 2295, 2304, 2448, 2460, 2624, 2631, 2720, 2788, 2880, 2952, 3060, 3264, 3280, 3456, 3485, 3508, 3672, 3690, 3840, 3936, 4080, 4182, 4320, 4352, 4385, 4428, 4590, 4896, 4920, 5248, 5262, 5440, 5535, 5576, 5760, 5904, 6120, 6273, 6528, 6560, 6912, 6970, 7016, 7344, 7380, 7872, 7893, 8160, 8364, 8640, 8770, 8856, 9180, 9792, 9840, 10455, 10496, 10524, 10880, 11070, 11152, 11520, 11808, 12240, 12546, 13056, 13120, 13155, 13940, 14032, 14688, 14760, 14909, 15744, 15786, 16320, 16728, 17280, 17540, 17712, 18360, 18819, 19584, 19680, 20910, 21048, 21760, 22140, 22304, 23616, 23679, 24480, 25092, 26240, 26310, 27880, 28064, 29376, 29520, 29818, 31365, 31488, 31572, 32640, 33456, 34560, 35080, 35424, 35957, 36720, 37638, 39168, 39360, 39465, 41820, 42096, 44280, 44608, 44727, 47232, 47358, 48960, 50184, 52480, 52620, 55760, 56128, 58752, 59040, 59636, 62730, 63144, 65280, 66912, 70160, 70848, 71914, 73440, 74545, 75276, 78720, 78930, 83640, 84192, 88560, 89216, 89454, 94095, 94464, 94716, 97920, 100368, 105240, 107871, 111520, 112256, 117504, 118080, 118395, 119272, 125460, 126288, 133824, 134181, 140320, 141696, 143828, 146880, 149090, 150552, 157440, 157860, 167280, 168384, 177120, 178432, 178908, 179785, 188190, 189432, 195840, 200736, 210480, 215742, 223040, 223635, 224512, 236160, 236790, 238544, 250920, 252576, 267648, 268362, 280640, 283392, 287656, 293760, 298180, 301104, 315720, 323613, 334560, 336768, 354240, 357816, 359570, 376380, 378864, 401472, 402543, 420960, 431484, 446080, 447270, 472320, 473580, 477088, 501840, 505152, 535296, 536724, 539355, 561280, 575312, 587520, 596360, 602208, 611269, 631440, 647226, 669120, 670905, 673536, 708480, 715632, 719140, 752760, 757728, 802944, 805086, 841920, 862968, 892160, 894540, 947160, 954176, 970839, 1003680, 1010304, 1073448, 1078710, 1122560, 1150624, 1192720, 1204416, 1222538, 1262880, 1294452, 1338240, 1341810, 1416960, 1431264, 1438280, 1505520, 1515456, 1605888, 1610172, 1618065, 1683840, 1725936, 1789080, 1833807, 1894320, 1908352, 1941678, 2007360, 2012715, 2020608, 2146896, 2157420, 2301248, 2385440, 2408832, 2445076, 2525760, 2588904, 2676480, 2683620, 2862528, 2876560, 3011040, 3030912, 3056345, 3220344, 3236130, 3367680, 3451872, 3578160, 3667614, 3788640, 3816704, 3883356, 4014720, 4025430, 4293792, 4314840, 4602496, 4770880, 4817664, 4854195, 4890152, 5051520, 5177808, 5367240, 5501421, 5725056, 5753120, 6022080, 6061824, 6112690, 6440688, 6472260, 6903744, 7156320, 7335228, 7577280, 7766712, 8029440, 8050860, 8587584, 8629680, 9169035, 9204992, 9541760, 9708390, 9780304, 10103040, 10355616, 10734480, 11002842, 11450112, 11506240, 12044160, 12225380, 12881376, 12944520, 13807488, 14312640, 14670456, 15154560, 15533424, 16101720, 16504263, 17175168, 17259360, 18338070, 19083520, 19416780, 19560608, 20711232, 21468960, 22005684, 23012480, 24088320, 24450760, 25762752, 25889040, 27507105, 27614976, 28625280, 29340912, 30309120, 31066848, 32203440, 33008526, 34350336, 34518720, 36676140, 38833560, 39121216, 41422464, 42937920, 44011368, 46024960, 48901520, 51525504, 51778080, 55014210, 57250560, 58681824, 62133696, 64406880, 66017052, 69037440, 73352280, 77667120, 78242432, 82521315, 82844928, 85875840, 88022736, 97803040, 103051008, 103556160, 110028420, 117363648, 124267392, 128813760, 132034104, 138074880, 146704560, 155334240, 156484864, 165042630, 171751680, 176045472, 195606080, 207112320, 220056840, 234727296, 248534784, 257627520, 264068208, 293409120, 310668480, 330085260, 352090944, 391212160, 414224640, 440113680, 469454592, 515255040, 528136416, 586818240, 621336960, 660170520, 704181888, 782424320, 880227360, 1056272832, 1173636480, 1242673920, 1320341040, 1408363776, 1760454720, 2112545664, 2347272960, 2640682080, 3520909440, 4225091328, 5281364160, 7041818880, 10562728320, 21125456640]

約数ペア:

[(1, 21125456640), (2, 10562728320), (3, 7041818880), (4, 5281364160), (5, 4225091328), (6, 3520909440), (8, 2640682080), (9, 2347272960), (10, 2112545664), (12, 1760454720), (15, 1408363776), (16, 1320341040), (17, 1242673920), (18, 1173636480), (20, 1056272832), (24, 880227360), (27, 782424320), (30, 704181888), (32, 660170520), (34, 621336960), (36, 586818240), (40, 528136416), (41, 515255040), (45, 469454592), (48, 440113680), (51, 414224640), (54, 391212160), (60, 352090944), (64, 330085260), (68, 310668480), (72, 293409120), (80, 264068208), (82, 257627520), (85, 248534784), (90, 234727296), (96, 220056840), (102, 207112320), (108, 195606080), (120, 176045472), (123, 171751680), (128, 165042630), (135, 156484864), (136, 155334240), (144, 146704560), (153, 138074880), (160, 132034104), (164, 128813760), (170, 124267392), (180, 117363648), (192, 110028420), (204, 103556160), (205, 103051008), (216, 97803040), (240, 88022736), (246, 85875840), (255, 82844928), (256, 82521315), (270, 78242432), (272, 77667120), (288, 73352280), (306, 69037440), (320, 66017052), (328, 64406880), (340, 62133696), (360, 58681824), (369, 57250560), (384, 55014210), (408, 51778080), (410, 51525504), (432, 48901520), (459, 46024960), (480, 44011368), (492, 42937920), (510, 41422464), (540, 39121216), (544, 38833560), (576, 36676140), (612, 34518720), (615, 34350336), (640, 33008526), (656, 32203440), (680, 31066848), (697, 30309120), (720, 29340912), (738, 28625280), (765, 27614976), (768, 27507105), (816, 25889040), (820, 25762752), (864, 24450760), (877, 24088320), (918, 23012480), (960, 22005684), (984, 21468960), (1020, 20711232), (1080, 19560608), (1088, 19416780), (1107, 19083520), (1152, 18338070), (1224, 17259360), (1230, 17175168), (1280, 16504263), (1312, 16101720), (1360, 15533424), (1394, 15154560), (1440, 14670456), (1476, 14312640), (1530, 13807488), (1632, 12944520), (1640, 12881376), (1728, 12225380), (1754, 12044160), (1836, 11506240), (1845, 11450112), (1920, 11002842), (1968, 10734480), (2040, 10355616), (2091, 10103040), (2160, 9780304), (2176, 9708390), (2214, 9541760), (2295, 9204992), (2304, 9169035), (2448, 8629680), (2460, 8587584), (2624, 8050860), (2631, 8029440), (2720, 7766712), (2788, 7577280), (2880, 7335228), (2952, 7156320), (3060, 6903744), (3264, 6472260), (3280, 6440688), (3456, 6112690), (3485, 6061824), (3508, 6022080), (3672, 5753120), (3690, 5725056), (3840, 5501421), (3936, 5367240), (4080, 5177808), (4182, 5051520), (4320, 4890152), (4352, 4854195), (4385, 4817664), (4428, 4770880), (4590, 4602496), (4896, 4314840), (4920, 4293792), (5248, 4025430), (5262, 4014720), (5440, 3883356), (5535, 3816704), (5576, 3788640), (5760, 3667614), (5904, 3578160), (6120, 3451872), (6273, 3367680), (6528, 3236130), (6560, 3220344), (6912, 3056345), (6970, 3030912), (7016, 3011040), (7344, 2876560), (7380, 2862528), (7872, 2683620), (7893, 2676480), (8160, 2588904), (8364, 2525760), (8640, 2445076), (8770, 2408832), (8856, 2385440), (9180, 2301248), (9792, 2157420), (9840, 2146896), (10455, 2020608), (10496, 2012715), (10524, 2007360), (10880, 1941678), (11070, 1908352), (11152, 1894320), (11520, 1833807), (11808, 1789080), (12240, 1725936), (12546, 1683840), (13056, 1618065), (13120, 1610172), (13155, 1605888), (13940, 1515456), (14032, 1505520), (14688, 1438280), (14760, 1431264), (14909, 1416960), (15744, 1341810), (15786, 1338240), (16320, 1294452), (16728, 1262880), (17280, 1222538), (17540, 1204416), (17712, 1192720), (18360, 1150624), (18819, 1122560), (19584, 1078710), (19680, 1073448), (20910, 1010304), (21048, 1003680), (21760, 970839), (22140, 954176), (22304, 947160), (23616, 894540), (23679, 892160), (24480, 862968), (25092, 841920), (26240, 805086), (26310, 802944), (27880, 757728), (28064, 752760), (29376, 719140), (29520, 715632), (29818, 708480), (31365, 673536), (31488, 670905), (31572, 669120), (32640, 647226), (33456, 631440), (34560, 611269), (35080, 602208), (35424, 596360), (35957, 587520), (36720, 575312), (37638, 561280), (39168, 539355), (39360, 536724), (39465, 535296), (41820, 505152), (42096, 501840), (44280, 477088), (44608, 473580), (44727, 472320), (47232, 447270), (47358, 446080), (48960, 431484), (50184, 420960), (52480, 402543), (52620, 401472), (55760, 378864), (56128, 376380), (58752, 359570), (59040, 357816), (59636, 354240), (62730, 336768), (63144, 334560), (65280, 323613), (66912, 315720), (70160, 301104), (70848, 298180), (71914, 293760), (73440, 287656), (74545, 283392), (75276, 280640), (78720, 268362), (78930, 267648), (83640, 252576), (84192, 250920), (88560, 238544), (89216, 236790), (89454, 236160), (94095, 224512), (94464, 223635), (94716, 223040), (97920, 215742), (100368, 210480), (105240, 200736), (107871, 195840), (111520, 189432), (112256, 188190), (117504, 179785), (118080, 178908), (118395, 178432), (119272, 177120), (125460, 168384), (126288, 167280), (133824, 157860), (134181, 157440), (140320, 150552), (141696, 149090), (143828, 146880)]