21321492480

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:520

約数の個数: 576

約数和(自身を含む): 80951270400

約数和(自身を除く): 59629777920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 32, 34, 36, 40, 45, 48, 51, 60, 62, 64, 68, 72, 80, 85, 90, 93, 96, 102, 120, 124, 128, 136, 144, 153, 155, 160, 170, 180, 186, 192, 204, 240, 248, 255, 256, 272, 279, 288, 306, 310, 320, 340, 360, 372, 384, 408, 439, 465, 480, 496, 510, 512, 527, 544, 558, 576, 612, 620, 640, 680, 720, 744, 765, 768, 816, 878, 930, 960, 992, 1020, 1024, 1054, 1088, 1116, 1152, 1224, 1240, 1280, 1317, 1360, 1395, 1440, 1488, 1530, 1536, 1581, 1632, 1756, 1860, 1920, 1984, 2040, 2048, 2108, 2176, 2195, 2232, 2304, 2448, 2480, 2560, 2634, 2635, 2720, 2790, 2880, 2976, 3060, 3072, 3162, 3264, 3512, 3720, 3840, 3951, 3968, 4080, 4216, 4352, 4390, 4464, 4608, 4743, 4896, 4960, 5120, 5268, 5270, 5440, 5580, 5760, 5952, 6120, 6144, 6324, 6528, 6585, 7024, 7440, 7463, 7680, 7902, 7905, 7936, 8160, 8432, 8704, 8780, 8928, 9216, 9486, 9792, 9920, 10240, 10536, 10540, 10880, 11160, 11520, 11904, 12240, 12648, 13056, 13170, 13609, 14048, 14880, 14926, 15360, 15804, 15810, 15872, 16320, 16864, 17408, 17560, 17856, 18432, 18972, 19584, 19755, 19840, 21072, 21080, 21760, 22320, 22389, 23040, 23715, 23808, 24480, 25296, 26112, 26340, 27218, 28096, 29760, 29852, 30720, 31608, 31620, 31744, 32640, 33728, 34816, 35120, 35712, 37315, 37944, 39168, 39510, 39680, 40827, 42144, 42160, 43520, 44640, 44778, 46080, 47430, 47616, 48960, 50592, 52224, 52680, 54436, 56192, 59520, 59704, 63216, 63240, 63488, 65280, 67167, 67456, 68045, 70240, 71424, 74630, 75888, 78336, 79020, 79360, 81654, 84288, 84320, 87040, 89280, 89556, 92160, 94860, 95232, 97920, 101184, 104448, 105360, 108872, 111945, 112384, 119040, 119408, 122481, 126432, 126480, 130560, 134334, 134912, 136090, 140480, 142848, 149260, 151776, 156672, 158040, 158720, 163308, 168576, 168640, 174080, 178560, 179112, 189720, 190464, 195840, 202368, 204135, 210720, 217744, 223890, 224768, 231353, 238080, 238816, 244962, 252864, 252960, 261120, 268668, 269824, 272180, 280960, 285696, 298520, 303552, 313344, 316080, 317440, 326616, 335835, 337152, 337280, 357120, 358224, 379440, 391680, 404736, 408270, 421440, 435488, 447780, 449536, 462706, 476160, 477632, 489924, 505728, 505920, 522240, 537336, 539648, 544360, 561920, 571392, 597040, 607104, 612405, 632160, 653232, 671670, 674304, 674560, 694059, 714240, 716448, 758880, 783360, 809472, 816540, 842880, 870976, 895560, 899072, 925412, 952320, 955264, 979848, 1011456, 1011840, 1074672, 1079296, 1088720, 1123840, 1156765, 1194080, 1214208, 1224810, 1264320, 1306464, 1343340, 1348608, 1349120, 1388118, 1428480, 1432896, 1517760, 1566720, 1618944, 1633080, 1685760, 1741952, 1791120, 1850824, 1910528, 1959696, 2022912, 2023680, 2082177, 2149344, 2177440, 2247680, 2313530, 2388160, 2428416, 2449620, 2528640, 2612928, 2686680, 2697216, 2698240, 2776236, 2856960, 2865792, 3035520, 3237888, 3266160, 3371520, 3470295, 3483904, 3582240, 3701648, 3821056, 3919392, 4045824, 4047360, 4164354, 4298688, 4354880, 4495360, 4627060, 4776320, 4856832, 4899240, 5057280, 5225856, 5373360, 5396480, 5552472, 5731584, 6071040, 6532320, 6743040, 6940590, 6967808, 7164480, 7403296, 7642112, 7838784, 8091648, 8094720, 8328708, 8597376, 8709760, 9254120, 9552640, 9713664, 9798480, 10114560, 10410885, 10451712, 10746720, 11104944, 11463168, 12142080, 13064640, 13486080, 13881180, 13935616, 14328960, 14806592, 15284224, 15677568, 16189440, 16657416, 17194752, 17419520, 18508240, 19105280, 19596960, 20229120, 20821770, 20903424, 21493440, 22209888, 22926336, 24284160, 26129280, 27762360, 27871232, 28657920, 29613184, 31355136, 33314832, 34389504, 34839040, 37016480, 38210560, 39193920, 40458240, 41643540, 41806848, 42986880, 44419776, 45852672, 48568320, 52258560, 55524720, 57315840, 59226368, 62710272, 66629664, 68779008, 69678080, 74032960, 76421120, 78387840, 83287080, 83613696, 85973760, 88839552, 104517120, 111049440, 114631680, 118452736, 125420544, 133259328, 137558016, 139356160, 148065920, 156775680, 166574160, 171947520, 177679104, 209034240, 222098880, 229263360, 236905472, 250841088, 266518656, 296131840, 313551360, 333148320, 343895040, 355358208, 418068480, 444197760, 473810944, 533037312, 592263680, 627102720, 666296640, 687790080, 710716416, 888395520, 1066074624, 1184527360, 1254205440, 1332593280, 1421432832, 1776791040, 2132149248, 2369054720, 2665186560, 3553582080, 4264298496, 5330373120, 7107164160, 10660746240, 21321492480]

約数ペア:

[(1, 21321492480), (2, 10660746240), (3, 7107164160), (4, 5330373120), (5, 4264298496), (6, 3553582080), (8, 2665186560), (9, 2369054720), (10, 2132149248), (12, 1776791040), (15, 1421432832), (16, 1332593280), (17, 1254205440), (18, 1184527360), (20, 1066074624), (24, 888395520), (30, 710716416), (31, 687790080), (32, 666296640), (34, 627102720), (36, 592263680), (40, 533037312), (45, 473810944), (48, 444197760), (51, 418068480), (60, 355358208), (62, 343895040), (64, 333148320), (68, 313551360), (72, 296131840), (80, 266518656), (85, 250841088), (90, 236905472), (93, 229263360), (96, 222098880), (102, 209034240), (120, 177679104), (124, 171947520), (128, 166574160), (136, 156775680), (144, 148065920), (153, 139356160), (155, 137558016), (160, 133259328), (170, 125420544), (180, 118452736), (186, 114631680), (192, 111049440), (204, 104517120), (240, 88839552), (248, 85973760), (255, 83613696), (256, 83287080), (272, 78387840), (279, 76421120), (288, 74032960), (306, 69678080), (310, 68779008), (320, 66629664), (340, 62710272), (360, 59226368), (372, 57315840), (384, 55524720), (408, 52258560), (439, 48568320), (465, 45852672), (480, 44419776), (496, 42986880), (510, 41806848), (512, 41643540), (527, 40458240), (544, 39193920), (558, 38210560), (576, 37016480), (612, 34839040), (620, 34389504), (640, 33314832), (680, 31355136), (720, 29613184), (744, 28657920), (765, 27871232), (768, 27762360), (816, 26129280), (878, 24284160), (930, 22926336), (960, 22209888), (992, 21493440), (1020, 20903424), (1024, 20821770), (1054, 20229120), (1088, 19596960), (1116, 19105280), (1152, 18508240), (1224, 17419520), (1240, 17194752), (1280, 16657416), (1317, 16189440), (1360, 15677568), (1395, 15284224), (1440, 14806592), (1488, 14328960), (1530, 13935616), (1536, 13881180), (1581, 13486080), (1632, 13064640), (1756, 12142080), (1860, 11463168), (1920, 11104944), (1984, 10746720), (2040, 10451712), (2048, 10410885), (2108, 10114560), (2176, 9798480), (2195, 9713664), (2232, 9552640), (2304, 9254120), (2448, 8709760), (2480, 8597376), (2560, 8328708), (2634, 8094720), (2635, 8091648), (2720, 7838784), (2790, 7642112), (2880, 7403296), (2976, 7164480), (3060, 6967808), (3072, 6940590), (3162, 6743040), (3264, 6532320), (3512, 6071040), (3720, 5731584), (3840, 5552472), (3951, 5396480), (3968, 5373360), (4080, 5225856), (4216, 5057280), (4352, 4899240), (4390, 4856832), (4464, 4776320), (4608, 4627060), (4743, 4495360), (4896, 4354880), (4960, 4298688), (5120, 4164354), (5268, 4047360), (5270, 4045824), (5440, 3919392), (5580, 3821056), (5760, 3701648), (5952, 3582240), (6120, 3483904), (6144, 3470295), (6324, 3371520), (6528, 3266160), (6585, 3237888), (7024, 3035520), (7440, 2865792), (7463, 2856960), (7680, 2776236), (7902, 2698240), (7905, 2697216), (7936, 2686680), (8160, 2612928), (8432, 2528640), (8704, 2449620), (8780, 2428416), (8928, 2388160), (9216, 2313530), (9486, 2247680), (9792, 2177440), (9920, 2149344), (10240, 2082177), (10536, 2023680), (10540, 2022912), (10880, 1959696), (11160, 1910528), (11520, 1850824), (11904, 1791120), (12240, 1741952), (12648, 1685760), (13056, 1633080), (13170, 1618944), (13609, 1566720), (14048, 1517760), (14880, 1432896), (14926, 1428480), (15360, 1388118), (15804, 1349120), (15810, 1348608), (15872, 1343340), (16320, 1306464), (16864, 1264320), (17408, 1224810), (17560, 1214208), (17856, 1194080), (18432, 1156765), (18972, 1123840), (19584, 1088720), (19755, 1079296), (19840, 1074672), (21072, 1011840), (21080, 1011456), (21760, 979848), (22320, 955264), (22389, 952320), (23040, 925412), (23715, 899072), (23808, 895560), (24480, 870976), (25296, 842880), (26112, 816540), (26340, 809472), (27218, 783360), (28096, 758880), (29760, 716448), (29852, 714240), (30720, 694059), (31608, 674560), (31620, 674304), (31744, 671670), (32640, 653232), (33728, 632160), (34816, 612405), (35120, 607104), (35712, 597040), (37315, 571392), (37944, 561920), (39168, 544360), (39510, 539648), (39680, 537336), (40827, 522240), (42144, 505920), (42160, 505728), (43520, 489924), (44640, 477632), (44778, 476160), (46080, 462706), (47430, 449536), (47616, 447780), (48960, 435488), (50592, 421440), (52224, 408270), (52680, 404736), (54436, 391680), (56192, 379440), (59520, 358224), (59704, 357120), (63216, 337280), (63240, 337152), (63488, 335835), (65280, 326616), (67167, 317440), (67456, 316080), (68045, 313344), (70240, 303552), (71424, 298520), (74630, 285696), (75888, 280960), (78336, 272180), (79020, 269824), (79360, 268668), (81654, 261120), (84288, 252960), (84320, 252864), (87040, 244962), (89280, 238816), (89556, 238080), (92160, 231353), (94860, 224768), (95232, 223890), (97920, 217744), (101184, 210720), (104448, 204135), (105360, 202368), (108872, 195840), (111945, 190464), (112384, 189720), (119040, 179112), (119408, 178560), (122481, 174080), (126432, 168640), (126480, 168576), (130560, 163308), (134334, 158720), (134912, 158040), (136090, 156672), (140480, 151776), (142848, 149260)]