20427448320

素因数分解:

$2^{13}\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 560

約数和(自身を含む): 75360751488

約数和(自身を除く): 54933303168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 81, 90, 94, 96, 108, 120, 128, 131, 135, 141, 144, 160, 162, 180, 188, 192, 216, 235, 240, 256, 262, 270, 282, 288, 320, 324, 360, 376, 384, 393, 405, 423, 432, 470, 480, 512, 524, 540, 564, 576, 640, 648, 655, 705, 720, 752, 768, 786, 810, 846, 864, 940, 960, 1024, 1048, 1080, 1128, 1152, 1179, 1269, 1280, 1296, 1310, 1410, 1440, 1504, 1536, 1572, 1620, 1692, 1728, 1880, 1920, 1965, 2048, 2096, 2115, 2160, 2256, 2304, 2358, 2538, 2560, 2592, 2620, 2820, 2880, 3008, 3072, 3144, 3240, 3384, 3456, 3537, 3760, 3807, 3840, 3930, 4096, 4192, 4230, 4320, 4512, 4608, 4716, 5076, 5120, 5184, 5240, 5640, 5760, 5895, 6016, 6144, 6157, 6288, 6345, 6480, 6768, 6912, 7074, 7520, 7614, 7680, 7860, 8192, 8384, 8460, 8640, 9024, 9216, 9432, 10152, 10240, 10368, 10480, 10611, 11280, 11520, 11790, 12032, 12288, 12314, 12576, 12690, 12960, 13536, 13824, 14148, 15040, 15228, 15360, 15720, 16768, 16920, 17280, 17685, 18048, 18432, 18471, 18864, 19035, 20304, 20480, 20736, 20960, 21222, 22560, 23040, 23580, 24064, 24576, 24628, 25152, 25380, 25920, 27072, 27648, 28296, 30080, 30456, 30720, 30785, 31440, 33536, 33840, 34560, 35370, 36096, 36864, 36942, 37728, 38070, 40608, 40960, 41472, 41920, 42444, 45120, 46080, 47160, 48128, 49256, 50304, 50760, 51840, 53055, 54144, 55296, 55413, 56592, 60160, 60912, 61440, 61570, 62880, 67072, 67680, 69120, 70740, 72192, 73728, 73884, 75456, 76140, 81216, 82944, 83840, 84888, 90240, 92160, 92355, 94320, 96256, 98512, 100608, 101520, 103680, 106110, 108288, 110592, 110826, 113184, 120320, 121824, 122880, 123140, 125760, 134144, 135360, 138240, 141480, 144384, 147768, 150912, 152280, 162432, 165888, 166239, 167680, 169776, 180480, 184320, 184710, 188640, 192512, 197024, 201216, 203040, 207360, 212220, 216576, 221184, 221652, 226368, 240640, 243648, 246280, 251520, 268288, 270720, 276480, 277065, 282960, 288768, 295536, 301824, 304560, 324864, 331776, 332478, 335360, 339552, 360960, 368640, 369420, 377280, 385024, 394048, 402432, 406080, 414720, 424440, 433152, 443304, 452736, 481280, 487296, 492560, 498717, 503040, 536576, 541440, 552960, 554130, 565920, 577536, 591072, 603648, 609120, 649728, 663552, 664956, 670720, 679104, 721920, 738840, 754560, 788096, 804864, 812160, 829440, 831195, 848880, 866304, 886608, 905472, 962560, 974592, 985120, 997434, 1006080, 1073152, 1082880, 1105920, 1108260, 1131840, 1155072, 1182144, 1207296, 1218240, 1299456, 1329912, 1341440, 1358208, 1443840, 1477680, 1509120, 1576192, 1609728, 1624320, 1658880, 1662390, 1697760, 1732608, 1773216, 1810944, 1925120, 1949184, 1970240, 1994868, 2012160, 2165760, 2216520, 2263680, 2364288, 2414592, 2436480, 2493585, 2598912, 2659824, 2682880, 2716416, 2887680, 2955360, 3018240, 3152384, 3219456, 3248640, 3317760, 3324780, 3395520, 3465216, 3546432, 3621888, 3898368, 3940480, 3989736, 4024320, 4331520, 4433040, 4527360, 4728576, 4829184, 4872960, 4987170, 5197824, 5319648, 5365760, 5432832, 5775360, 5910720, 6036480, 6304768, 6497280, 6649560, 6791040, 7092864, 7243776, 7796736, 7880960, 7979472, 8048640, 8663040, 8866080, 9054720, 9457152, 9658368, 9745920, 9974340, 10395648, 10639296, 10865664, 11821440, 12072960, 12609536, 12994560, 13299120, 13582080, 14185728, 14487552, 15593472, 15761920, 15958944, 16097280, 17326080, 17732160, 18109440, 18914304, 19491840, 19948680, 21278592, 21731328, 23642880, 24145920, 25219072, 25989120, 26598240, 27164160, 28371456, 28975104, 31186944, 31523840, 31917888, 35464320, 36218880, 37828608, 38983680, 39897360, 42557184, 43462656, 47285760, 48291840, 50438144, 51978240, 53196480, 54328320, 56742912, 63047680, 63835776, 70928640, 72437760, 75657216, 77967360, 79794720, 85114368, 86925312, 94571520, 106392960, 108656640, 113485824, 126095360, 127671552, 141857280, 144875520, 151314432, 155934720, 159589440, 170228736, 189143040, 212785920, 217313280, 226971648, 252190720, 255343104, 283714560, 319178880, 340457472, 378286080, 425571840, 434626560, 453943296, 510686208, 567429120, 638357760, 680914944, 756572160, 851143680, 1021372416, 1134858240, 1276715520, 1361829888, 1702287360, 2042744832, 2269716480, 2553431040, 3404574720, 4085489664, 5106862080, 6809149440, 10213724160, 20427448320]

約数ペア:

[(1, 20427448320), (2, 10213724160), (3, 6809149440), (4, 5106862080), (5, 4085489664), (6, 3404574720), (8, 2553431040), (9, 2269716480), (10, 2042744832), (12, 1702287360), (15, 1361829888), (16, 1276715520), (18, 1134858240), (20, 1021372416), (24, 851143680), (27, 756572160), (30, 680914944), (32, 638357760), (36, 567429120), (40, 510686208), (45, 453943296), (47, 434626560), (48, 425571840), (54, 378286080), (60, 340457472), (64, 319178880), (72, 283714560), (80, 255343104), (81, 252190720), (90, 226971648), (94, 217313280), (96, 212785920), (108, 189143040), (120, 170228736), (128, 159589440), (131, 155934720), (135, 151314432), (141, 144875520), (144, 141857280), (160, 127671552), (162, 126095360), (180, 113485824), (188, 108656640), (192, 106392960), (216, 94571520), (235, 86925312), (240, 85114368), (256, 79794720), (262, 77967360), (270, 75657216), (282, 72437760), (288, 70928640), (320, 63835776), (324, 63047680), (360, 56742912), (376, 54328320), (384, 53196480), (393, 51978240), (405, 50438144), (423, 48291840), (432, 47285760), (470, 43462656), (480, 42557184), (512, 39897360), (524, 38983680), (540, 37828608), (564, 36218880), (576, 35464320), (640, 31917888), (648, 31523840), (655, 31186944), (705, 28975104), (720, 28371456), (752, 27164160), (768, 26598240), (786, 25989120), (810, 25219072), (846, 24145920), (864, 23642880), (940, 21731328), (960, 21278592), (1024, 19948680), (1048, 19491840), (1080, 18914304), (1128, 18109440), (1152, 17732160), (1179, 17326080), (1269, 16097280), (1280, 15958944), (1296, 15761920), (1310, 15593472), (1410, 14487552), (1440, 14185728), (1504, 13582080), (1536, 13299120), (1572, 12994560), (1620, 12609536), (1692, 12072960), (1728, 11821440), (1880, 10865664), (1920, 10639296), (1965, 10395648), (2048, 9974340), (2096, 9745920), (2115, 9658368), (2160, 9457152), (2256, 9054720), (2304, 8866080), (2358, 8663040), (2538, 8048640), (2560, 7979472), (2592, 7880960), (2620, 7796736), (2820, 7243776), (2880, 7092864), (3008, 6791040), (3072, 6649560), (3144, 6497280), (3240, 6304768), (3384, 6036480), (3456, 5910720), (3537, 5775360), (3760, 5432832), (3807, 5365760), (3840, 5319648), (3930, 5197824), (4096, 4987170), (4192, 4872960), (4230, 4829184), (4320, 4728576), (4512, 4527360), (4608, 4433040), (4716, 4331520), (5076, 4024320), (5120, 3989736), (5184, 3940480), (5240, 3898368), (5640, 3621888), (5760, 3546432), (5895, 3465216), (6016, 3395520), (6144, 3324780), (6157, 3317760), (6288, 3248640), (6345, 3219456), (6480, 3152384), (6768, 3018240), (6912, 2955360), (7074, 2887680), (7520, 2716416), (7614, 2682880), (7680, 2659824), (7860, 2598912), (8192, 2493585), (8384, 2436480), (8460, 2414592), (8640, 2364288), (9024, 2263680), (9216, 2216520), (9432, 2165760), (10152, 2012160), (10240, 1994868), (10368, 1970240), (10480, 1949184), (10611, 1925120), (11280, 1810944), (11520, 1773216), (11790, 1732608), (12032, 1697760), (12288, 1662390), (12314, 1658880), (12576, 1624320), (12690, 1609728), (12960, 1576192), (13536, 1509120), (13824, 1477680), (14148, 1443840), (15040, 1358208), (15228, 1341440), (15360, 1329912), (15720, 1299456), (16768, 1218240), (16920, 1207296), (17280, 1182144), (17685, 1155072), (18048, 1131840), (18432, 1108260), (18471, 1105920), (18864, 1082880), (19035, 1073152), (20304, 1006080), (20480, 997434), (20736, 985120), (20960, 974592), (21222, 962560), (22560, 905472), (23040, 886608), (23580, 866304), (24064, 848880), (24576, 831195), (24628, 829440), (25152, 812160), (25380, 804864), (25920, 788096), (27072, 754560), (27648, 738840), (28296, 721920), (30080, 679104), (30456, 670720), (30720, 664956), (30785, 663552), (31440, 649728), (33536, 609120), (33840, 603648), (34560, 591072), (35370, 577536), (36096, 565920), (36864, 554130), (36942, 552960), (37728, 541440), (38070, 536576), (40608, 503040), (40960, 498717), (41472, 492560), (41920, 487296), (42444, 481280), (45120, 452736), (46080, 443304), (47160, 433152), (48128, 424440), (49256, 414720), (50304, 406080), (50760, 402432), (51840, 394048), (53055, 385024), (54144, 377280), (55296, 369420), (55413, 368640), (56592, 360960), (60160, 339552), (60912, 335360), (61440, 332478), (61570, 331776), (62880, 324864), (67072, 304560), (67680, 301824), (69120, 295536), (70740, 288768), (72192, 282960), (73728, 277065), (73884, 276480), (75456, 270720), (76140, 268288), (81216, 251520), (82944, 246280), (83840, 243648), (84888, 240640), (90240, 226368), (92160, 221652), (92355, 221184), (94320, 216576), (96256, 212220), (98512, 207360), (100608, 203040), (101520, 201216), (103680, 197024), (106110, 192512), (108288, 188640), (110592, 184710), (110826, 184320), (113184, 180480), (120320, 169776), (121824, 167680), (122880, 166239), (123140, 165888), (125760, 162432), (134144, 152280), (135360, 150912), (138240, 147768), (141480, 144384)]