20705472000

素因数分解:

$2^9\times 3^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:491

約数の個数: 480

約数和(自身を含む): 75517041600

約数和(自身を除く): 54811569600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 103, 120, 125, 128, 144, 150, 160, 180, 192, 200, 206, 225, 240, 250, 256, 288, 300, 309, 320, 349, 360, 375, 384, 400, 412, 450, 480, 500, 512, 515, 576, 600, 618, 640, 698, 720, 750, 768, 800, 824, 900, 927, 960, 1000, 1030, 1047, 1125, 1152, 1200, 1236, 1280, 1396, 1440, 1500, 1536, 1545, 1600, 1648, 1745, 1800, 1854, 1920, 2000, 2060, 2094, 2250, 2304, 2400, 2472, 2560, 2575, 2792, 2880, 3000, 3090, 3141, 3200, 3296, 3490, 3600, 3708, 3840, 4000, 4120, 4188, 4500, 4608, 4635, 4800, 4944, 5150, 5235, 5584, 5760, 6000, 6180, 6282, 6400, 6592, 6980, 7200, 7416, 7680, 7725, 8000, 8240, 8376, 8725, 9000, 9270, 9600, 9888, 10300, 10470, 11168, 11520, 12000, 12360, 12564, 12800, 12875, 13184, 13960, 14400, 14832, 15450, 15705, 16000, 16480, 16752, 17450, 18000, 18540, 19200, 19776, 20600, 20940, 22336, 23040, 23175, 24000, 24720, 25128, 25750, 26175, 26368, 27920, 28800, 29664, 30900, 31410, 32000, 32960, 33504, 34900, 35947, 36000, 37080, 38400, 38625, 39552, 41200, 41880, 43625, 44672, 46350, 48000, 49440, 50256, 51500, 52350, 52736, 55840, 57600, 59328, 61800, 62820, 64000, 65920, 67008, 69800, 71894, 72000, 74160, 77250, 78525, 79104, 82400, 83760, 87250, 89344, 92700, 96000, 98880, 100512, 103000, 104700, 107841, 111680, 115200, 115875, 118656, 123600, 125640, 130875, 131840, 134016, 139600, 143788, 144000, 148320, 154500, 157050, 158208, 164800, 167520, 174500, 178688, 179735, 185400, 192000, 197760, 201024, 206000, 209400, 215682, 223360, 231750, 237312, 247200, 251280, 261750, 263680, 268032, 279200, 287576, 288000, 296640, 309000, 314100, 323523, 329600, 335040, 349000, 359470, 370800, 392625, 395520, 402048, 412000, 418800, 431364, 446720, 463500, 474624, 494400, 502560, 523500, 536064, 539205, 558400, 575152, 576000, 593280, 618000, 628200, 647046, 659200, 670080, 698000, 718940, 741600, 785250, 791040, 804096, 824000, 837600, 862728, 893440, 898675, 927000, 988800, 1005120, 1047000, 1078410, 1116800, 1150304, 1186560, 1236000, 1256400, 1294092, 1318400, 1340160, 1396000, 1437880, 1483200, 1570500, 1608192, 1617615, 1648000, 1675200, 1725456, 1797350, 1854000, 1977600, 2010240, 2094000, 2156820, 2233600, 2300608, 2373120, 2472000, 2512800, 2588184, 2680320, 2696025, 2792000, 2875760, 2966400, 3141000, 3235230, 3296000, 3350400, 3450912, 3594700, 3708000, 3955200, 4020480, 4188000, 4313640, 4467200, 4493375, 4601216, 4944000, 5025600, 5176368, 5392050, 5584000, 5751520, 5932800, 6282000, 6470460, 6592000, 6700800, 6901824, 7189400, 7416000, 8040960, 8088075, 8376000, 8627280, 8986750, 9202432, 9888000, 10051200, 10352736, 10784100, 11168000, 11503040, 11865600, 12564000, 12940920, 13401600, 13480125, 13803648, 14378800, 14832000, 16176150, 16752000, 17254560, 17973500, 18404864, 19776000, 20102400, 20705472, 21568200, 22336000, 23006080, 25128000, 25881840, 26960250, 27607296, 28757600, 29664000, 32352300, 33504000, 34509120, 35947000, 40204800, 40440375, 41410944, 43136400, 46012160, 50256000, 51763680, 53920500, 55214592, 57515200, 59328000, 64704600, 67008000, 69018240, 71894000, 80880750, 82821888, 86272800, 92024320, 100512000, 103527360, 107841000, 115030400, 129409200, 138036480, 143788000, 161761500, 165643776, 172545600, 201024000, 207054720, 215682000, 230060800, 258818400, 276072960, 287576000, 323523000, 345091200, 414109440, 431364000, 460121600, 517636800, 575152000, 647046000, 690182400, 828218880, 862728000, 1035273600, 1150304000, 1294092000, 1380364800, 1725456000, 2070547200, 2300608000, 2588184000, 3450912000, 4141094400, 5176368000, 6901824000, 10352736000, 20705472000]

約数ペア:

[(1, 20705472000), (2, 10352736000), (3, 6901824000), (4, 5176368000), (5, 4141094400), (6, 3450912000), (8, 2588184000), (9, 2300608000), (10, 2070547200), (12, 1725456000), (15, 1380364800), (16, 1294092000), (18, 1150304000), (20, 1035273600), (24, 862728000), (25, 828218880), (30, 690182400), (32, 647046000), (36, 575152000), (40, 517636800), (45, 460121600), (48, 431364000), (50, 414109440), (60, 345091200), (64, 323523000), (72, 287576000), (75, 276072960), (80, 258818400), (90, 230060800), (96, 215682000), (100, 207054720), (103, 201024000), (120, 172545600), (125, 165643776), (128, 161761500), (144, 143788000), (150, 138036480), (160, 129409200), (180, 115030400), (192, 107841000), (200, 103527360), (206, 100512000), (225, 92024320), (240, 86272800), (250, 82821888), (256, 80880750), (288, 71894000), (300, 69018240), (309, 67008000), (320, 64704600), (349, 59328000), (360, 57515200), (375, 55214592), (384, 53920500), (400, 51763680), (412, 50256000), (450, 46012160), (480, 43136400), (500, 41410944), (512, 40440375), (515, 40204800), (576, 35947000), (600, 34509120), (618, 33504000), (640, 32352300), (698, 29664000), (720, 28757600), (750, 27607296), (768, 26960250), (800, 25881840), (824, 25128000), (900, 23006080), (927, 22336000), (960, 21568200), (1000, 20705472), (1030, 20102400), (1047, 19776000), (1125, 18404864), (1152, 17973500), (1200, 17254560), (1236, 16752000), (1280, 16176150), (1396, 14832000), (1440, 14378800), (1500, 13803648), (1536, 13480125), (1545, 13401600), (1600, 12940920), (1648, 12564000), (1745, 11865600), (1800, 11503040), (1854, 11168000), (1920, 10784100), (2000, 10352736), (2060, 10051200), (2094, 9888000), (2250, 9202432), (2304, 8986750), (2400, 8627280), (2472, 8376000), (2560, 8088075), (2575, 8040960), (2792, 7416000), (2880, 7189400), (3000, 6901824), (3090, 6700800), (3141, 6592000), (3200, 6470460), (3296, 6282000), (3490, 5932800), (3600, 5751520), (3708, 5584000), (3840, 5392050), (4000, 5176368), (4120, 5025600), (4188, 4944000), (4500, 4601216), (4608, 4493375), (4635, 4467200), (4800, 4313640), (4944, 4188000), (5150, 4020480), (5235, 3955200), (5584, 3708000), (5760, 3594700), (6000, 3450912), (6180, 3350400), (6282, 3296000), (6400, 3235230), (6592, 3141000), (6980, 2966400), (7200, 2875760), (7416, 2792000), (7680, 2696025), (7725, 2680320), (8000, 2588184), (8240, 2512800), (8376, 2472000), (8725, 2373120), (9000, 2300608), (9270, 2233600), (9600, 2156820), (9888, 2094000), (10300, 2010240), (10470, 1977600), (11168, 1854000), (11520, 1797350), (12000, 1725456), (12360, 1675200), (12564, 1648000), (12800, 1617615), (12875, 1608192), (13184, 1570500), (13960, 1483200), (14400, 1437880), (14832, 1396000), (15450, 1340160), (15705, 1318400), (16000, 1294092), (16480, 1256400), (16752, 1236000), (17450, 1186560), (18000, 1150304), (18540, 1116800), (19200, 1078410), (19776, 1047000), (20600, 1005120), (20940, 988800), (22336, 927000), (23040, 898675), (23175, 893440), (24000, 862728), (24720, 837600), (25128, 824000), (25750, 804096), (26175, 791040), (26368, 785250), (27920, 741600), (28800, 718940), (29664, 698000), (30900, 670080), (31410, 659200), (32000, 647046), (32960, 628200), (33504, 618000), (34900, 593280), (35947, 576000), (36000, 575152), (37080, 558400), (38400, 539205), (38625, 536064), (39552, 523500), (41200, 502560), (41880, 494400), (43625, 474624), (44672, 463500), (46350, 446720), (48000, 431364), (49440, 418800), (50256, 412000), (51500, 402048), (52350, 395520), (52736, 392625), (55840, 370800), (57600, 359470), (59328, 349000), (61800, 335040), (62820, 329600), (64000, 323523), (65920, 314100), (67008, 309000), (69800, 296640), (71894, 288000), (72000, 287576), (74160, 279200), (77250, 268032), (78525, 263680), (79104, 261750), (82400, 251280), (83760, 247200), (87250, 237312), (89344, 231750), (92700, 223360), (96000, 215682), (98880, 209400), (100512, 206000), (103000, 201024), (104700, 197760), (107841, 192000), (111680, 185400), (115200, 179735), (115875, 178688), (118656, 174500), (123600, 167520), (125640, 164800), (130875, 158208), (131840, 157050), (134016, 154500), (139600, 148320), (143788, 144000)]