20957045760

素因数分解:

$2^{10}\times 3^4\times 5^1\times 7^1\times {\mathrm{7219}}^1$

素因数の和:7263

約数の個数: 440

約数和(自身を含む): 85838406720

約数和(自身を除く): 64881360960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 504, 512, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 768, 810, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1134, 1152, 1260, 1280, 1296, 1344, 1440, 1512, 1536, 1620, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2268, 2304, 2520, 2560, 2592, 2688, 2835, 2880, 3024, 3072, 3240, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4536, 4608, 5040, 5120, 5184, 5376, 5670, 5760, 6048, 6480, 6720, 6912, 7168, 7219, 7560, 7680, 8064, 8640, 8960, 9072, 9216, 10080, 10368, 10752, 11340, 11520, 12096, 12960, 13440, 13824, 14438, 15120, 15360, 16128, 17280, 17920, 18144, 20160, 20736, 21504, 21657, 22680, 23040, 24192, 25920, 26880, 27648, 28876, 30240, 32256, 34560, 35840, 36095, 36288, 40320, 41472, 43314, 45360, 46080, 48384, 50533, 51840, 53760, 57752, 60480, 64512, 64971, 69120, 72190, 72576, 80640, 82944, 86628, 90720, 96768, 101066, 103680, 107520, 108285, 115504, 120960, 129942, 138240, 144380, 145152, 151599, 161280, 173256, 181440, 193536, 194913, 202132, 207360, 216570, 231008, 241920, 252665, 259884, 288760, 290304, 303198, 322560, 324855, 346512, 362880, 389826, 404264, 414720, 433140, 454797, 462016, 483840, 505330, 519768, 577520, 580608, 584739, 606396, 649710, 693024, 725760, 757995, 779652, 808528, 866280, 909594, 924032, 967680, 974565, 1010660, 1039536, 1155040, 1169478, 1212792, 1299420, 1364391, 1386048, 1451520, 1515990, 1559304, 1617056, 1732560, 1819188, 1848064, 1949130, 2021320, 2079072, 2273985, 2310080, 2338956, 2425584, 2598840, 2728782, 2772096, 2903040, 2923695, 3031980, 3118608, 3234112, 3465120, 3638376, 3696128, 3898260, 4042640, 4093173, 4158144, 4547970, 4620160, 4677912, 4851168, 5197680, 5457564, 5544192, 5847390, 6063960, 6237216, 6468224, 6821955, 6930240, 7276752, 7392256, 7796520, 8085280, 8186346, 8316288, 9095940, 9240320, 9355824, 9702336, 10395360, 10915128, 11088384, 11694780, 12127920, 12474432, 12936448, 13643910, 13860480, 14553504, 15593040, 16170560, 16372692, 16632576, 18191880, 18480640, 18711648, 19404672, 20465865, 20790720, 21830256, 22176768, 23389560, 24255840, 24948864, 25872896, 27287820, 27720960, 29107008, 31186080, 32341120, 32745384, 33265152, 36383760, 36961280, 37423296, 38809344, 40931730, 41581440, 43660512, 46779120, 48511680, 49897728, 51745792, 54575640, 55441920, 58214016, 62372160, 64682240, 65490768, 66530304, 72767520, 74846592, 77618688, 81863460, 83162880, 87321024, 93558240, 97023360, 99795456, 109151280, 110883840, 116428032, 124744320, 129364480, 130981536, 145535040, 149693184, 155237376, 163726920, 166325760, 174642048, 187116480, 194046720, 199590912, 218302560, 232856064, 249488640, 258728960, 261963072, 291070080, 299386368, 327453840, 332651520, 349284096, 374232960, 388093440, 436605120, 465712128, 498977280, 523926144, 582140160, 598772736, 654907680, 698568192, 748465920, 776186880, 873210240, 997954560, 1047852288, 1164280320, 1309815360, 1397136384, 1496931840, 1746420480, 2095704576, 2328560640, 2619630720, 2993863680, 3492840960, 4191409152, 5239261440, 6985681920, 10478522880, 20957045760]

約数ペア:

[(1, 20957045760), (2, 10478522880), (3, 6985681920), (4, 5239261440), (5, 4191409152), (6, 3492840960), (7, 2993863680), (8, 2619630720), (9, 2328560640), (10, 2095704576), (12, 1746420480), (14, 1496931840), (15, 1397136384), (16, 1309815360), (18, 1164280320), (20, 1047852288), (21, 997954560), (24, 873210240), (27, 776186880), (28, 748465920), (30, 698568192), (32, 654907680), (35, 598772736), (36, 582140160), (40, 523926144), (42, 498977280), (45, 465712128), (48, 436605120), (54, 388093440), (56, 374232960), (60, 349284096), (63, 332651520), (64, 327453840), (70, 299386368), (72, 291070080), (80, 261963072), (81, 258728960), (84, 249488640), (90, 232856064), (96, 218302560), (105, 199590912), (108, 194046720), (112, 187116480), (120, 174642048), (126, 166325760), (128, 163726920), (135, 155237376), (140, 149693184), (144, 145535040), (160, 130981536), (162, 129364480), (168, 124744320), (180, 116428032), (189, 110883840), (192, 109151280), (210, 99795456), (216, 97023360), (224, 93558240), (240, 87321024), (252, 83162880), (256, 81863460), (270, 77618688), (280, 74846592), (288, 72767520), (315, 66530304), (320, 65490768), (324, 64682240), (336, 62372160), (360, 58214016), (378, 55441920), (384, 54575640), (405, 51745792), (420, 49897728), (432, 48511680), (448, 46779120), (480, 43660512), (504, 41581440), (512, 40931730), (540, 38809344), (560, 37423296), (567, 36961280), (576, 36383760), (630, 33265152), (640, 32745384), (648, 32341120), (672, 31186080), (720, 29107008), (756, 27720960), (768, 27287820), (810, 25872896), (840, 24948864), (864, 24255840), (896, 23389560), (945, 22176768), (960, 21830256), (1008, 20790720), (1024, 20465865), (1080, 19404672), (1120, 18711648), (1134, 18480640), (1152, 18191880), (1260, 16632576), (1280, 16372692), (1296, 16170560), (1344, 15593040), (1440, 14553504), (1512, 13860480), (1536, 13643910), (1620, 12936448), (1680, 12474432), (1728, 12127920), (1792, 11694780), (1890, 11088384), (1920, 10915128), (2016, 10395360), (2160, 9702336), (2240, 9355824), (2268, 9240320), (2304, 9095940), (2520, 8316288), (2560, 8186346), (2592, 8085280), (2688, 7796520), (2835, 7392256), (2880, 7276752), (3024, 6930240), (3072, 6821955), (3240, 6468224), (3360, 6237216), (3456, 6063960), (3584, 5847390), (3780, 5544192), (3840, 5457564), (4032, 5197680), (4320, 4851168), (4480, 4677912), (4536, 4620160), (4608, 4547970), (5040, 4158144), (5120, 4093173), (5184, 4042640), (5376, 3898260), (5670, 3696128), (5760, 3638376), (6048, 3465120), (6480, 3234112), (6720, 3118608), (6912, 3031980), (7168, 2923695), (7219, 2903040), (7560, 2772096), (7680, 2728782), (8064, 2598840), (8640, 2425584), (8960, 2338956), (9072, 2310080), (9216, 2273985), (10080, 2079072), (10368, 2021320), (10752, 1949130), (11340, 1848064), (11520, 1819188), (12096, 1732560), (12960, 1617056), (13440, 1559304), (13824, 1515990), (14438, 1451520), (15120, 1386048), (15360, 1364391), (16128, 1299420), (17280, 1212792), (17920, 1169478), (18144, 1155040), (20160, 1039536), (20736, 1010660), (21504, 974565), (21657, 967680), (22680, 924032), (23040, 909594), (24192, 866280), (25920, 808528), (26880, 779652), (27648, 757995), (28876, 725760), (30240, 693024), (32256, 649710), (34560, 606396), (35840, 584739), (36095, 580608), (36288, 577520), (40320, 519768), (41472, 505330), (43314, 483840), (45360, 462016), (46080, 454797), (48384, 433140), (50533, 414720), (51840, 404264), (53760, 389826), (57752, 362880), (60480, 346512), (64512, 324855), (64971, 322560), (69120, 303198), (72190, 290304), (72576, 288760), (80640, 259884), (82944, 252665), (86628, 241920), (90720, 231008), (96768, 216570), (101066, 207360), (103680, 202132), (107520, 194913), (108285, 193536), (115504, 181440), (120960, 173256), (129942, 161280), (138240, 151599), (144380, 145152)]