20729504880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:375

約数の個数: 960

約数和(自身を含む): 90410463360

約数和(自身を除く): 69680958480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 41, 42, 45, 48, 49, 51, 54, 56, 60, 63, 68, 70, 72, 80, 82, 84, 85, 90, 98, 102, 105, 108, 112, 119, 120, 123, 126, 135, 136, 140, 144, 147, 153, 164, 168, 170, 180, 189, 196, 204, 205, 210, 216, 238, 240, 245, 246, 252, 255, 270, 272, 280, 281, 287, 294, 306, 315, 328, 336, 340, 357, 360, 369, 378, 392, 408, 410, 420, 432, 441, 459, 476, 490, 492, 504, 510, 540, 560, 562, 574, 588, 595, 612, 615, 630, 656, 680, 697, 714, 720, 735, 738, 756, 765, 784, 816, 820, 833, 840, 843, 861, 882, 918, 945, 952, 980, 984, 1008, 1020, 1071, 1080, 1107, 1124, 1148, 1176, 1190, 1224, 1230, 1260, 1323, 1360, 1394, 1405, 1428, 1435, 1470, 1476, 1512, 1530, 1640, 1666, 1680, 1686, 1722, 1764, 1785, 1836, 1845, 1890, 1904, 1960, 1967, 1968, 2009, 2040, 2091, 2142, 2160, 2205, 2214, 2248, 2295, 2296, 2352, 2380, 2448, 2460, 2499, 2520, 2529, 2583, 2646, 2788, 2810, 2856, 2870, 2940, 2952, 3024, 3060, 3213, 3280, 3332, 3372, 3444, 3485, 3528, 3570, 3672, 3690, 3780, 3920, 3934, 4018, 4080, 4165, 4182, 4215, 4284, 4305, 4410, 4428, 4496, 4590, 4592, 4760, 4777, 4879, 4920, 4998, 5040, 5058, 5166, 5292, 5355, 5535, 5576, 5620, 5712, 5740, 5880, 5901, 5904, 6027, 6120, 6273, 6426, 6615, 6664, 6744, 6888, 6970, 7056, 7140, 7344, 7380, 7497, 7560, 7587, 7749, 7868, 8036, 8330, 8364, 8430, 8568, 8610, 8820, 8856, 9180, 9520, 9554, 9758, 9835, 9840, 9996, 10045, 10116, 10332, 10455, 10584, 10710, 11070, 11152, 11240, 11480, 11521, 11760, 11802, 12054, 12240, 12495, 12546, 12645, 12852, 12915, 13230, 13328, 13488, 13769, 13776, 13940, 14280, 14331, 14637, 14760, 14994, 15120, 15174, 15498, 15736, 16065, 16072, 16660, 16728, 16860, 17136, 17220, 17640, 17703, 17712, 18081, 18360, 18819, 19108, 19516, 19670, 19992, 20090, 20232, 20664, 20910, 21168, 21420, 22140, 22480, 22491, 22960, 23042, 23604, 23885, 24108, 24395, 24990, 25092, 25290, 25704, 25830, 26460, 27538, 27880, 28560, 28662, 29274, 29505, 29520, 29988, 30135, 30348, 30996, 31365, 31472, 32130, 32144, 33320, 33439, 33456, 33720, 34153, 34440, 34563, 35280, 35406, 36162, 36720, 37485, 37638, 37935, 38216, 38745, 39032, 39340, 39984, 40180, 40464, 41307, 41328, 41820, 42840, 42993, 43911, 44280, 44982, 46084, 47208, 47770, 48216, 48790, 49980, 50184, 50580, 51408, 51660, 52920, 53109, 54243, 55076, 55760, 57324, 57605, 58548, 59010, 59976, 60270, 60696, 61992, 62730, 64260, 66640, 66878, 67440, 68306, 68845, 68880, 69126, 70812, 71655, 72324, 73185, 74970, 75276, 75870, 76432, 77490, 78064, 78680, 80360, 80647, 82614, 83640, 85680, 85986, 87822, 88515, 88560, 89964, 90405, 92168, 94095, 94416, 95540, 96432, 97580, 99960, 100317, 100368, 101160, 102459, 103320, 103689, 105840, 106218, 108486, 110152, 112455, 114648, 115210, 117096, 118020, 119952, 120540, 121392, 123921, 123984, 125460, 128520, 128979, 131733, 133756, 136612, 137690, 138252, 141624, 143310, 144648, 146370, 149940, 150552, 151740, 154980, 157360, 160720, 161294, 165228, 167195, 167280, 170765, 171972, 172815, 175644, 177030, 179928, 180810, 184336, 188190, 191080, 195160, 195857, 199920, 200634, 202320, 204918, 206535, 206640, 207378, 212436, 214965, 216972, 219555, 220304, 224910, 229296, 230420, 234073, 234192, 236040, 241080, 241941, 247842, 250920, 257040, 257958, 263466, 265545, 267512, 271215, 273224, 275380, 276504, 283248, 286620, 289296, 292740, 299880, 300951, 301104, 303480, 307377, 309960, 311067, 322588, 330456, 334390, 341530, 343944, 345630, 351288, 354060, 359856, 361620, 371763, 376380, 382160, 390320, 391714, 401268, 403235, 409836, 413070, 414756, 424872, 429930, 433944, 439110, 449820, 460840, 468146, 472080, 482160, 483882, 495684, 501585, 501840, 512295, 515916, 518445, 526932, 531090, 535024, 542430, 546448, 550760, 553008, 564529, 573240, 585480, 587571, 599760, 601902, 606960, 614754, 619605, 619920, 622134, 644895, 645176, 658665, 660912, 668780, 683060, 687888, 691260, 702219, 702576, 708120, 723240, 725823, 743526, 752760, 783428, 802536, 806470, 819672, 826140, 829512, 849744, 859860, 867888, 878220, 899640, 902853, 921680, 922131, 936292, 967764, 979285, 991368, 1003170, 1024590, 1031832, 1036890, 1053864, 1062180, 1084860, 1101520, 1129058, 1146480, 1170365, 1170960, 1175142, 1203804, 1209705, 1229508, 1239210, 1244268, 1289790, 1290352, 1317330, 1337560, 1366120, 1370999, 1382520, 1404438, 1416240, 1446480, 1451646, 1487052, 1504755, 1505520, 1536885, 1555335, 1566856, 1605072, 1612940, 1639344, 1652280, 1659024, 1693587, 1719720, 1756440, 1762713, 1799280, 1805706, 1844262, 1858815, 1872584, 1935528, 1958570, 1982736, 2006340, 2049180, 2063664, 2073780, 2106657, 2107728, 2124360, 2169720, 2177469, 2258116, 2340730, 2350284, 2407608, 2419410, 2459016, 2478420, 2488536, 2579580, 2634660, 2675120, 2732240, 2741998, 2765040, 2808876, 2822645, 2903292, 2937855, 2974104, 3009510, 3073770, 3110670, 3133712, 3225880, 3304560, 3387174, 3439440, 3511095, 3512880, 3525426, 3611412, 3629115, 3688524, 3717630, 3745168, 3871056, 3917140, 4012680, 4098360, 4112997, 4147560, 4213314, 4248720, 4339440, 4354938, 4514265, 4516232, 4610655, 4681460, 4700568, 4815216, 4838820, 4918032, 4956840, 4977072, 5080761, 5159160, 5269320, 5288139, 5483996, 5617752, 5645290, 5806584, 5875710, 5948208, 6019020, 6147540, 6221340, 6319971, 6451760, 6774348, 6854995, 7022190, 7050852, 7222824, 7258230, 7377048, 7435260, 7834280, 8025360, 8196720, 8225994, 8295120, 8426628, 8467935, 8709876, 8813565, 9028530, 9032464, 9221310, 9362920, 9401136, 9596993, 9677640, 9913680, 10161522, 10318320, 10533285, 10538640, 10576278, 10887345, 10967992, 11235504, 11290580, 11613168, 11751420, 12038040, 12295080, 12338991, 12442680, 12639942, 13548696, 13709990, 14044380, 14101704, 14445648, 14516460, 14754096, 14870520, 15242283, 15668560, 16451988, 16853256, 16935870, 17419752, 17627130, 18057060, 18442620, 18725840, 19193986, 19355280, 20323044, 20564985, 21066570, 21152556, 21774690, 21935984, 22581160, 23502840, 24076080, 24590160, 24677982, 24885360, 25279884, 25403805, 26440695, 27097392, 27419980, 28088760, 28203408, 28790979, 29032920, 29741040, 30484566, 31599855, 32903976, 33706512, 33871740, 34839504, 35254260, 36114120, 36885240, 37016973, 38387972, 40646088, 41129970, 42133140, 42305112, 43549380, 45162320, 47005680, 47984965, 49355964, 50559768, 50807610, 52881390, 54839960, 56177520, 57581958, 58065840, 60969132, 61694955, 63199710, 65807952, 67743480, 70508520, 72228240, 73770480, 74033946, 76211415, 76775944, 81292176, 82259940, 84266280, 84610224, 86372937, 87098760, 95969930, 98711928, 101119536, 101615220, 105762780, 109679920, 115163916, 121938264, 123389910, 126399420, 135486960, 141017040, 143954895, 148067892, 152422830, 153551888, 164519880, 168532560, 172745874, 174197520, 185084865, 191939860, 197423856, 203230440, 211525560, 230327832, 243876528, 246779820, 252798840, 259118811, 287909790, 296135784, 304845660, 329039760, 345491748, 370169730, 383879720, 406460880, 423051120, 431864685, 460655664, 493559640, 505597680, 518237622, 575819580, 592271568, 609691320, 690983496, 740339460, 767759440, 863729370, 987119280, 1036475244, 1151639160, 1219382640, 1295594055, 1381966992, 1480678920, 1727458740, 2072950488, 2303278320, 2591188110, 2961357840, 3454917480, 4145900976, 5182376220, 6909834960, 10364752440, 20729504880]

約数ペア:

[(1, 20729504880), (2, 10364752440), (3, 6909834960), (4, 5182376220), (5, 4145900976), (6, 3454917480), (7, 2961357840), (8, 2591188110), (9, 2303278320), (10, 2072950488), (12, 1727458740), (14, 1480678920), (15, 1381966992), (16, 1295594055), (17, 1219382640), (18, 1151639160), (20, 1036475244), (21, 987119280), (24, 863729370), (27, 767759440), (28, 740339460), (30, 690983496), (34, 609691320), (35, 592271568), (36, 575819580), (40, 518237622), (41, 505597680), (42, 493559640), (45, 460655664), (48, 431864685), (49, 423051120), (51, 406460880), (54, 383879720), (56, 370169730), (60, 345491748), (63, 329039760), (68, 304845660), (70, 296135784), (72, 287909790), (80, 259118811), (82, 252798840), (84, 246779820), (85, 243876528), (90, 230327832), (98, 211525560), (102, 203230440), (105, 197423856), (108, 191939860), (112, 185084865), (119, 174197520), (120, 172745874), (123, 168532560), (126, 164519880), (135, 153551888), (136, 152422830), (140, 148067892), (144, 143954895), (147, 141017040), (153, 135486960), (164, 126399420), (168, 123389910), (170, 121938264), (180, 115163916), (189, 109679920), (196, 105762780), (204, 101615220), (205, 101119536), (210, 98711928), (216, 95969930), (238, 87098760), (240, 86372937), (245, 84610224), (246, 84266280), (252, 82259940), (255, 81292176), (270, 76775944), (272, 76211415), (280, 74033946), (281, 73770480), (287, 72228240), (294, 70508520), (306, 67743480), (315, 65807952), (328, 63199710), (336, 61694955), (340, 60969132), (357, 58065840), (360, 57581958), (369, 56177520), (378, 54839960), (392, 52881390), (408, 50807610), (410, 50559768), (420, 49355964), (432, 47984965), (441, 47005680), (459, 45162320), (476, 43549380), (490, 42305112), (492, 42133140), (504, 41129970), (510, 40646088), (540, 38387972), (560, 37016973), (562, 36885240), (574, 36114120), (588, 35254260), (595, 34839504), (612, 33871740), (615, 33706512), (630, 32903976), (656, 31599855), (680, 30484566), (697, 29741040), (714, 29032920), (720, 28790979), (735, 28203408), (738, 28088760), (756, 27419980), (765, 27097392), (784, 26440695), (816, 25403805), (820, 25279884), (833, 24885360), (840, 24677982), (843, 24590160), (861, 24076080), (882, 23502840), (918, 22581160), (945, 21935984), (952, 21774690), (980, 21152556), (984, 21066570), (1008, 20564985), (1020, 20323044), (1071, 19355280), (1080, 19193986), (1107, 18725840), (1124, 18442620), (1148, 18057060), (1176, 17627130), (1190, 17419752), (1224, 16935870), (1230, 16853256), (1260, 16451988), (1323, 15668560), (1360, 15242283), (1394, 14870520), (1405, 14754096), (1428, 14516460), (1435, 14445648), (1470, 14101704), (1476, 14044380), (1512, 13709990), (1530, 13548696), (1640, 12639942), (1666, 12442680), (1680, 12338991), (1686, 12295080), (1722, 12038040), (1764, 11751420), (1785, 11613168), (1836, 11290580), (1845, 11235504), (1890, 10967992), (1904, 10887345), (1960, 10576278), (1967, 10538640), (1968, 10533285), (2009, 10318320), (2040, 10161522), (2091, 9913680), (2142, 9677640), (2160, 9596993), (2205, 9401136), (2214, 9362920), (2248, 9221310), (2295, 9032464), (2296, 9028530), (2352, 8813565), (2380, 8709876), (2448, 8467935), (2460, 8426628), (2499, 8295120), (2520, 8225994), (2529, 8196720), (2583, 8025360), (2646, 7834280), (2788, 7435260), (2810, 7377048), (2856, 7258230), (2870, 7222824), (2940, 7050852), (2952, 7022190), (3024, 6854995), (3060, 6774348), (3213, 6451760), (3280, 6319971), (3332, 6221340), (3372, 6147540), (3444, 6019020), (3485, 5948208), (3528, 5875710), (3570, 5806584), (3672, 5645290), (3690, 5617752), (3780, 5483996), (3920, 5288139), (3934, 5269320), (4018, 5159160), (4080, 5080761), (4165, 4977072), (4182, 4956840), (4215, 4918032), (4284, 4838820), (4305, 4815216), (4410, 4700568), (4428, 4681460), (4496, 4610655), (4590, 4516232), (4592, 4514265), (4760, 4354938), (4777, 4339440), (4879, 4248720), (4920, 4213314), (4998, 4147560), (5040, 4112997), (5058, 4098360), (5166, 4012680), (5292, 3917140), (5355, 3871056), (5535, 3745168), (5576, 3717630), (5620, 3688524), (5712, 3629115), (5740, 3611412), (5880, 3525426), (5901, 3512880), (5904, 3511095), (6027, 3439440), (6120, 3387174), (6273, 3304560), (6426, 3225880), (6615, 3133712), (6664, 3110670), (6744, 3073770), (6888, 3009510), (6970, 2974104), (7056, 2937855), (7140, 2903292), (7344, 2822645), (7380, 2808876), (7497, 2765040), (7560, 2741998), (7587, 2732240), (7749, 2675120), (7868, 2634660), (8036, 2579580), (8330, 2488536), (8364, 2478420), (8430, 2459016), (8568, 2419410), (8610, 2407608), (8820, 2350284), (8856, 2340730), (9180, 2258116), (9520, 2177469), (9554, 2169720), (9758, 2124360), (9835, 2107728), (9840, 2106657), (9996, 2073780), (10045, 2063664), (10116, 2049180), (10332, 2006340), (10455, 1982736), (10584, 1958570), (10710, 1935528), (11070, 1872584), (11152, 1858815), (11240, 1844262), (11480, 1805706), (11521, 1799280), (11760, 1762713), (11802, 1756440), (12054, 1719720), (12240, 1693587), (12495, 1659024), (12546, 1652280), (12645, 1639344), (12852, 1612940), (12915, 1605072), (13230, 1566856), (13328, 1555335), (13488, 1536885), (13769, 1505520), (13776, 1504755), (13940, 1487052), (14280, 1451646), (14331, 1446480), (14637, 1416240), (14760, 1404438), (14994, 1382520), (15120, 1370999), (15174, 1366120), (15498, 1337560), (15736, 1317330), (16065, 1290352), (16072, 1289790), (16660, 1244268), (16728, 1239210), (16860, 1229508), (17136, 1209705), (17220, 1203804), (17640, 1175142), (17703, 1170960), (17712, 1170365), (18081, 1146480), (18360, 1129058), (18819, 1101520), (19108, 1084860), (19516, 1062180), (19670, 1053864), (19992, 1036890), (20090, 1031832), (20232, 1024590), (20664, 1003170), (20910, 991368), (21168, 979285), (21420, 967764), (22140, 936292), (22480, 922131), (22491, 921680), (22960, 902853), (23042, 899640), (23604, 878220), (23885, 867888), (24108, 859860), (24395, 849744), (24990, 829512), (25092, 826140), (25290, 819672), (25704, 806470), (25830, 802536), (26460, 783428), (27538, 752760), (27880, 743526), (28560, 725823), (28662, 723240), (29274, 708120), (29505, 702576), (29520, 702219), (29988, 691260), (30135, 687888), (30348, 683060), (30996, 668780), (31365, 660912), (31472, 658665), (32130, 645176), (32144, 644895), (33320, 622134), (33439, 619920), (33456, 619605), (33720, 614754), (34153, 606960), (34440, 601902), (34563, 599760), (35280, 587571), (35406, 585480), (36162, 573240), (36720, 564529), (37485, 553008), (37638, 550760), (37935, 546448), (38216, 542430), (38745, 535024), (39032, 531090), (39340, 526932), (39984, 518445), (40180, 515916), (40464, 512295), (41307, 501840), (41328, 501585), (41820, 495684), (42840, 483882), (42993, 482160), (43911, 472080), (44280, 468146), (44982, 460840), (46084, 449820), (47208, 439110), (47770, 433944), (48216, 429930), (48790, 424872), (49980, 414756), (50184, 413070), (50580, 409836), (51408, 403235), (51660, 401268), (52920, 391714), (53109, 390320), (54243, 382160), (55076, 376380), (55760, 371763), (57324, 361620), (57605, 359856), (58548, 354060), (59010, 351288), (59976, 345630), (60270, 343944), (60696, 341530), (61992, 334390), (62730, 330456), (64260, 322588), (66640, 311067), (66878, 309960), (67440, 307377), (68306, 303480), (68845, 301104), (68880, 300951), (69126, 299880), (70812, 292740), (71655, 289296), (72324, 286620), (73185, 283248), (74970, 276504), (75276, 275380), (75870, 273224), (76432, 271215), (77490, 267512), (78064, 265545), (78680, 263466), (80360, 257958), (80647, 257040), (82614, 250920), (83640, 247842), (85680, 241941), (85986, 241080), (87822, 236040), (88515, 234192), (88560, 234073), (89964, 230420), (90405, 229296), (92168, 224910), (94095, 220304), (94416, 219555), (95540, 216972), (96432, 214965), (97580, 212436), (99960, 207378), (100317, 206640), (100368, 206535), (101160, 204918), (102459, 202320), (103320, 200634), (103689, 199920), (105840, 195857), (106218, 195160), (108486, 191080), (110152, 188190), (112455, 184336), (114648, 180810), (115210, 179928), (117096, 177030), (118020, 175644), (119952, 172815), (120540, 171972), (121392, 170765), (123921, 167280), (123984, 167195), (125460, 165228), (128520, 161294), (128979, 160720), (131733, 157360), (133756, 154980), (136612, 151740), (137690, 150552), (138252, 149940), (141624, 146370), (143310, 144648)]