21208797120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3863}}^1$

素因数の和:3952

約数の個数: 448

約数和(自身を含む): 82913402880

約数和(自身を除く): 61704605760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 43, 48, 56, 57, 60, 64, 70, 76, 80, 84, 86, 95, 96, 105, 112, 114, 120, 129, 133, 140, 152, 160, 168, 172, 190, 192, 210, 215, 224, 228, 240, 258, 266, 280, 285, 301, 304, 320, 336, 344, 380, 399, 420, 430, 448, 456, 480, 516, 532, 560, 570, 602, 608, 645, 665, 672, 688, 760, 798, 817, 840, 860, 903, 912, 960, 1032, 1064, 1120, 1140, 1204, 1216, 1290, 1330, 1344, 1376, 1505, 1520, 1596, 1634, 1680, 1720, 1806, 1824, 1995, 2064, 2128, 2240, 2280, 2408, 2451, 2580, 2660, 2752, 3010, 3040, 3192, 3268, 3360, 3440, 3612, 3648, 3863, 3990, 4085, 4128, 4256, 4515, 4560, 4816, 4902, 5160, 5320, 5719, 6020, 6080, 6384, 6536, 6720, 6880, 7224, 7726, 7980, 8170, 8256, 8512, 9030, 9120, 9632, 9804, 10320, 10640, 11438, 11589, 12040, 12255, 12768, 13072, 13760, 14448, 15452, 15960, 16340, 17157, 18060, 18240, 19264, 19315, 19608, 20640, 21280, 22876, 23178, 24080, 24510, 25536, 26144, 27041, 28595, 28896, 30904, 31920, 32680, 34314, 36120, 38630, 39216, 41280, 42560, 45752, 46356, 48160, 49020, 52288, 54082, 57190, 57792, 57945, 61808, 63840, 65360, 68628, 72240, 73397, 77260, 78432, 81123, 85785, 91504, 92712, 96320, 98040, 108164, 114380, 115890, 123616, 127680, 130720, 135205, 137256, 144480, 146794, 154520, 156864, 162246, 166109, 171570, 183008, 185424, 196080, 216328, 220191, 228760, 231780, 247232, 261440, 270410, 274512, 288960, 293588, 309040, 324492, 332218, 343140, 366016, 366985, 370848, 392160, 405615, 432656, 440382, 457520, 463560, 498327, 513779, 540820, 549024, 587176, 618080, 648984, 664436, 686280, 733970, 741696, 784320, 811230, 830545, 865312, 880764, 915040, 927120, 996654, 1027558, 1081640, 1098048, 1100955, 1162763, 1174352, 1236160, 1297968, 1328872, 1372560, 1467940, 1541337, 1622460, 1661090, 1730624, 1761528, 1830080, 1854240, 1993308, 2055116, 2163280, 2201910, 2325526, 2348704, 2491635, 2568895, 2595936, 2657744, 2745120, 2935880, 3082674, 3156071, 3244920, 3322180, 3488289, 3523056, 3708480, 3986616, 4110232, 4326560, 4403820, 4651052, 4697408, 4983270, 5137790, 5191872, 5315488, 5490240, 5813815, 5871760, 6165348, 6312142, 6489840, 6644360, 6976578, 7046112, 7706685, 7973232, 8220464, 8653120, 8807640, 9302104, 9468213, 9966540, 10275580, 10630976, 11627630, 11743520, 12330696, 12624284, 12979680, 13288720, 13953156, 14092224, 15413370, 15780355, 15946464, 16440928, 17441445, 17615280, 18604208, 18936426, 19933080, 20551160, 22092497, 23255260, 23487040, 24661392, 25248568, 25959360, 26577440, 27906312, 30826740, 31560710, 31892928, 32881856, 34882890, 35230560, 37208416, 37872852, 39866160, 41102320, 44184994, 46510520, 47341065, 49322784, 50497136, 53154880, 55812624, 61653480, 63121420, 66277491, 69765780, 70461120, 74416832, 75745704, 79732320, 82204640, 88369988, 93021040, 94682130, 98645568, 100994272, 110462485, 111625248, 123306960, 126242840, 132554982, 139531560, 151491408, 159464640, 164409280, 176739976, 186042080, 189364260, 201988544, 220924970, 223250496, 246613920, 252485680, 265109964, 279063120, 302982816, 331387455, 353479952, 372084160, 378728520, 441849940, 493227840, 504971360, 530219928, 558126240, 605965632, 662774910, 706959904, 757457040, 883699880, 1009942720, 1060439856, 1116252480, 1325549820, 1413919808, 1514914080, 1767399760, 2120879712, 2651099640, 3029828160, 3534799520, 4241759424, 5302199280, 7069599040, 10604398560, 21208797120]

約数ペア:

[(1, 21208797120), (2, 10604398560), (3, 7069599040), (4, 5302199280), (5, 4241759424), (6, 3534799520), (7, 3029828160), (8, 2651099640), (10, 2120879712), (12, 1767399760), (14, 1514914080), (15, 1413919808), (16, 1325549820), (19, 1116252480), (20, 1060439856), (21, 1009942720), (24, 883699880), (28, 757457040), (30, 706959904), (32, 662774910), (35, 605965632), (38, 558126240), (40, 530219928), (42, 504971360), (43, 493227840), (48, 441849940), (56, 378728520), (57, 372084160), (60, 353479952), (64, 331387455), (70, 302982816), (76, 279063120), (80, 265109964), (84, 252485680), (86, 246613920), (95, 223250496), (96, 220924970), (105, 201988544), (112, 189364260), (114, 186042080), (120, 176739976), (129, 164409280), (133, 159464640), (140, 151491408), (152, 139531560), (160, 132554982), (168, 126242840), (172, 123306960), (190, 111625248), (192, 110462485), (210, 100994272), (215, 98645568), (224, 94682130), (228, 93021040), (240, 88369988), (258, 82204640), (266, 79732320), (280, 75745704), (285, 74416832), (301, 70461120), (304, 69765780), (320, 66277491), (336, 63121420), (344, 61653480), (380, 55812624), (399, 53154880), (420, 50497136), (430, 49322784), (448, 47341065), (456, 46510520), (480, 44184994), (516, 41102320), (532, 39866160), (560, 37872852), (570, 37208416), (602, 35230560), (608, 34882890), (645, 32881856), (665, 31892928), (672, 31560710), (688, 30826740), (760, 27906312), (798, 26577440), (817, 25959360), (840, 25248568), (860, 24661392), (903, 23487040), (912, 23255260), (960, 22092497), (1032, 20551160), (1064, 19933080), (1120, 18936426), (1140, 18604208), (1204, 17615280), (1216, 17441445), (1290, 16440928), (1330, 15946464), (1344, 15780355), (1376, 15413370), (1505, 14092224), (1520, 13953156), (1596, 13288720), (1634, 12979680), (1680, 12624284), (1720, 12330696), (1806, 11743520), (1824, 11627630), (1995, 10630976), (2064, 10275580), (2128, 9966540), (2240, 9468213), (2280, 9302104), (2408, 8807640), (2451, 8653120), (2580, 8220464), (2660, 7973232), (2752, 7706685), (3010, 7046112), (3040, 6976578), (3192, 6644360), (3268, 6489840), (3360, 6312142), (3440, 6165348), (3612, 5871760), (3648, 5813815), (3863, 5490240), (3990, 5315488), (4085, 5191872), (4128, 5137790), (4256, 4983270), (4515, 4697408), (4560, 4651052), (4816, 4403820), (4902, 4326560), (5160, 4110232), (5320, 3986616), (5719, 3708480), (6020, 3523056), (6080, 3488289), (6384, 3322180), (6536, 3244920), (6720, 3156071), (6880, 3082674), (7224, 2935880), (7726, 2745120), (7980, 2657744), (8170, 2595936), (8256, 2568895), (8512, 2491635), (9030, 2348704), (9120, 2325526), (9632, 2201910), (9804, 2163280), (10320, 2055116), (10640, 1993308), (11438, 1854240), (11589, 1830080), (12040, 1761528), (12255, 1730624), (12768, 1661090), (13072, 1622460), (13760, 1541337), (14448, 1467940), (15452, 1372560), (15960, 1328872), (16340, 1297968), (17157, 1236160), (18060, 1174352), (18240, 1162763), (19264, 1100955), (19315, 1098048), (19608, 1081640), (20640, 1027558), (21280, 996654), (22876, 927120), (23178, 915040), (24080, 880764), (24510, 865312), (25536, 830545), (26144, 811230), (27041, 784320), (28595, 741696), (28896, 733970), (30904, 686280), (31920, 664436), (32680, 648984), (34314, 618080), (36120, 587176), (38630, 549024), (39216, 540820), (41280, 513779), (42560, 498327), (45752, 463560), (46356, 457520), (48160, 440382), (49020, 432656), (52288, 405615), (54082, 392160), (57190, 370848), (57792, 366985), (57945, 366016), (61808, 343140), (63840, 332218), (65360, 324492), (68628, 309040), (72240, 293588), (73397, 288960), (77260, 274512), (78432, 270410), (81123, 261440), (85785, 247232), (91504, 231780), (92712, 228760), (96320, 220191), (98040, 216328), (108164, 196080), (114380, 185424), (115890, 183008), (123616, 171570), (127680, 166109), (130720, 162246), (135205, 156864), (137256, 154520), (144480, 146794)]