20778387840

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9041}}^1$

素因数の和:9095

約数の個数: 512

約数和(自身を含む): 88539264000

約数和(自身を除く): 67760876160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 64, 70, 72, 76, 80, 84, 90, 95, 96, 105, 108, 112, 114, 120, 126, 128, 133, 135, 140, 144, 152, 160, 168, 171, 180, 189, 190, 192, 210, 216, 224, 228, 240, 252, 266, 270, 280, 285, 288, 304, 315, 320, 336, 342, 360, 378, 380, 384, 399, 420, 432, 448, 456, 480, 504, 513, 532, 540, 560, 570, 576, 608, 630, 640, 665, 672, 684, 720, 756, 760, 798, 840, 855, 864, 896, 912, 945, 960, 1008, 1026, 1064, 1080, 1120, 1140, 1152, 1197, 1216, 1260, 1330, 1344, 1368, 1440, 1512, 1520, 1596, 1680, 1710, 1728, 1824, 1890, 1920, 1995, 2016, 2052, 2128, 2160, 2240, 2280, 2394, 2432, 2520, 2565, 2660, 2688, 2736, 2880, 3024, 3040, 3192, 3360, 3420, 3456, 3591, 3648, 3780, 3990, 4032, 4104, 4256, 4320, 4480, 4560, 4788, 5040, 5130, 5320, 5472, 5760, 5985, 6048, 6080, 6384, 6720, 6840, 7182, 7296, 7560, 7980, 8064, 8208, 8512, 8640, 9041, 9120, 9576, 10080, 10260, 10640, 10944, 11970, 12096, 12160, 12768, 13440, 13680, 14364, 15120, 15960, 16416, 17024, 17280, 17955, 18082, 18240, 19152, 20160, 20520, 21280, 21888, 23940, 24192, 25536, 27123, 27360, 28728, 30240, 31920, 32832, 35910, 36164, 36480, 38304, 40320, 41040, 42560, 45205, 47880, 51072, 54246, 54720, 57456, 60480, 63287, 63840, 65664, 71820, 72328, 76608, 81369, 82080, 85120, 90410, 95760, 108492, 109440, 114912, 120960, 126574, 127680, 135615, 143640, 144656, 153216, 162738, 164160, 171779, 180820, 189861, 191520, 216984, 229824, 244107, 253148, 255360, 271230, 287280, 289312, 316435, 325476, 328320, 343558, 361640, 379722, 383040, 406845, 433968, 459648, 488214, 506296, 515337, 542460, 569583, 574560, 578624, 632870, 650952, 687116, 723280, 759444, 766080, 813690, 858895, 867936, 949305, 976428, 1012592, 1030674, 1084920, 1139166, 1149120, 1157248, 1202453, 1220535, 1265740, 1301904, 1374232, 1446560, 1518888, 1546011, 1627380, 1708749, 1717790, 1735872, 1898610, 1952856, 2025184, 2061348, 2169840, 2278332, 2298240, 2404906, 2441070, 2531480, 2576685, 2603808, 2748464, 2847915, 2893120, 3037776, 3092022, 3254760, 3417498, 3435580, 3471744, 3607359, 3797220, 3905712, 4050368, 4122696, 4339680, 4556664, 4638033, 4809812, 4882140, 5062960, 5153370, 5207616, 5496928, 5695830, 5786240, 6012265, 6075552, 6184044, 6509520, 6834996, 6871160, 7214718, 7594440, 7730055, 7811424, 8100736, 8245392, 8543745, 8679360, 9113328, 9276066, 9619624, 9764280, 10125920, 10306740, 10415232, 10822077, 10993856, 11391660, 12024530, 12151104, 12368088, 13019040, 13669992, 13742320, 14429436, 15188880, 15460110, 15622848, 16490784, 17087490, 17358720, 18036795, 18226656, 18552132, 19239248, 19528560, 20251840, 20613480, 21644154, 21987712, 22783320, 23190165, 24049060, 24302208, 24736176, 26038080, 27339984, 27484640, 28858872, 30377760, 30920220, 31245696, 32466231, 32981568, 34174980, 36073590, 36453312, 37104264, 38478496, 39057120, 40503680, 41226960, 43288308, 45566640, 46380330, 48098120, 49472352, 52076160, 54110385, 54679968, 54969280, 57717744, 60755520, 61840440, 64932462, 65963136, 68349960, 72147180, 72906624, 74208528, 76956992, 78114240, 82453920, 86576616, 91133280, 92760660, 96196240, 98944704, 108220770, 109359936, 109938560, 115435488, 121511040, 123680880, 129864924, 136699920, 144294360, 148417056, 153913984, 156228480, 162331155, 164907840, 173153232, 182266560, 185521320, 192392480, 197889408, 216441540, 218719872, 230870976, 247361760, 259729848, 273399840, 288588720, 296834112, 324662310, 329815680, 346306464, 364533120, 371042640, 384784960, 432883080, 461741952, 494723520, 519459696, 546799680, 577177440, 593668224, 649324620, 692612928, 742085280, 769569920, 865766160, 989447040, 1038919392, 1093599360, 1154354880, 1298649240, 1385225856, 1484170560, 1731532320, 2077838784, 2308709760, 2597298480, 2968341120, 3463064640, 4155677568, 5194596960, 6926129280, 10389193920, 20778387840]

約数ペア:

[(1, 20778387840), (2, 10389193920), (3, 6926129280), (4, 5194596960), (5, 4155677568), (6, 3463064640), (7, 2968341120), (8, 2597298480), (9, 2308709760), (10, 2077838784), (12, 1731532320), (14, 1484170560), (15, 1385225856), (16, 1298649240), (18, 1154354880), (19, 1093599360), (20, 1038919392), (21, 989447040), (24, 865766160), (27, 769569920), (28, 742085280), (30, 692612928), (32, 649324620), (35, 593668224), (36, 577177440), (38, 546799680), (40, 519459696), (42, 494723520), (45, 461741952), (48, 432883080), (54, 384784960), (56, 371042640), (57, 364533120), (60, 346306464), (63, 329815680), (64, 324662310), (70, 296834112), (72, 288588720), (76, 273399840), (80, 259729848), (84, 247361760), (90, 230870976), (95, 218719872), (96, 216441540), (105, 197889408), (108, 192392480), (112, 185521320), (114, 182266560), (120, 173153232), (126, 164907840), (128, 162331155), (133, 156228480), (135, 153913984), (140, 148417056), (144, 144294360), (152, 136699920), (160, 129864924), (168, 123680880), (171, 121511040), (180, 115435488), (189, 109938560), (190, 109359936), (192, 108220770), (210, 98944704), (216, 96196240), (224, 92760660), (228, 91133280), (240, 86576616), (252, 82453920), (266, 78114240), (270, 76956992), (280, 74208528), (285, 72906624), (288, 72147180), (304, 68349960), (315, 65963136), (320, 64932462), (336, 61840440), (342, 60755520), (360, 57717744), (378, 54969280), (380, 54679968), (384, 54110385), (399, 52076160), (420, 49472352), (432, 48098120), (448, 46380330), (456, 45566640), (480, 43288308), (504, 41226960), (513, 40503680), (532, 39057120), (540, 38478496), (560, 37104264), (570, 36453312), (576, 36073590), (608, 34174980), (630, 32981568), (640, 32466231), (665, 31245696), (672, 30920220), (684, 30377760), (720, 28858872), (756, 27484640), (760, 27339984), (798, 26038080), (840, 24736176), (855, 24302208), (864, 24049060), (896, 23190165), (912, 22783320), (945, 21987712), (960, 21644154), (1008, 20613480), (1026, 20251840), (1064, 19528560), (1080, 19239248), (1120, 18552132), (1140, 18226656), (1152, 18036795), (1197, 17358720), (1216, 17087490), (1260, 16490784), (1330, 15622848), (1344, 15460110), (1368, 15188880), (1440, 14429436), (1512, 13742320), (1520, 13669992), (1596, 13019040), (1680, 12368088), (1710, 12151104), (1728, 12024530), (1824, 11391660), (1890, 10993856), (1920, 10822077), (1995, 10415232), (2016, 10306740), (2052, 10125920), (2128, 9764280), (2160, 9619624), (2240, 9276066), (2280, 9113328), (2394, 8679360), (2432, 8543745), (2520, 8245392), (2565, 8100736), (2660, 7811424), (2688, 7730055), (2736, 7594440), (2880, 7214718), (3024, 6871160), (3040, 6834996), (3192, 6509520), (3360, 6184044), (3420, 6075552), (3456, 6012265), (3591, 5786240), (3648, 5695830), (3780, 5496928), (3990, 5207616), (4032, 5153370), (4104, 5062960), (4256, 4882140), (4320, 4809812), (4480, 4638033), (4560, 4556664), (4788, 4339680), (5040, 4122696), (5130, 4050368), (5320, 3905712), (5472, 3797220), (5760, 3607359), (5985, 3471744), (6048, 3435580), (6080, 3417498), (6384, 3254760), (6720, 3092022), (6840, 3037776), (7182, 2893120), (7296, 2847915), (7560, 2748464), (7980, 2603808), (8064, 2576685), (8208, 2531480), (8512, 2441070), (8640, 2404906), (9041, 2298240), (9120, 2278332), (9576, 2169840), (10080, 2061348), (10260, 2025184), (10640, 1952856), (10944, 1898610), (11970, 1735872), (12096, 1717790), (12160, 1708749), (12768, 1627380), (13440, 1546011), (13680, 1518888), (14364, 1446560), (15120, 1374232), (15960, 1301904), (16416, 1265740), (17024, 1220535), (17280, 1202453), (17955, 1157248), (18082, 1149120), (18240, 1139166), (19152, 1084920), (20160, 1030674), (20520, 1012592), (21280, 976428), (21888, 949305), (23940, 867936), (24192, 858895), (25536, 813690), (27123, 766080), (27360, 759444), (28728, 723280), (30240, 687116), (31920, 650952), (32832, 632870), (35910, 578624), (36164, 574560), (36480, 569583), (38304, 542460), (40320, 515337), (41040, 506296), (42560, 488214), (45205, 459648), (47880, 433968), (51072, 406845), (54246, 383040), (54720, 379722), (57456, 361640), (60480, 343558), (63287, 328320), (63840, 325476), (65664, 316435), (71820, 289312), (72328, 287280), (76608, 271230), (81369, 255360), (82080, 253148), (85120, 244107), (90410, 229824), (95760, 216984), (108492, 191520), (109440, 189861), (114912, 180820), (120960, 171779), (126574, 164160), (127680, 162738), (135615, 153216), (143640, 144656)]