20990400480

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 1152

約数和(自身を含む): 95560819200

約数和(自身を除く): 74570418720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 19, 20, 21, 24, 27, 28, 30, 32, 34, 35, 36, 38, 40, 42, 45, 48, 49, 51, 54, 56, 57, 60, 63, 68, 70, 72, 76, 80, 84, 85, 90, 95, 96, 98, 102, 105, 108, 112, 114, 119, 120, 126, 133, 135, 136, 140, 144, 147, 152, 153, 160, 168, 170, 171, 180, 189, 190, 196, 204, 210, 216, 224, 228, 238, 240, 245, 252, 255, 266, 270, 272, 280, 285, 288, 294, 304, 306, 307, 315, 323, 336, 340, 342, 357, 360, 378, 380, 392, 399, 408, 420, 432, 441, 456, 459, 476, 480, 490, 504, 510, 513, 532, 540, 544, 560, 570, 588, 595, 608, 612, 614, 630, 646, 665, 672, 680, 684, 714, 720, 735, 756, 760, 765, 784, 798, 816, 833, 840, 855, 864, 882, 912, 918, 921, 931, 945, 952, 969, 980, 1008, 1020, 1026, 1064, 1071, 1080, 1120, 1140, 1176, 1190, 1197, 1224, 1228, 1260, 1292, 1323, 1330, 1360, 1368, 1428, 1440, 1470, 1512, 1520, 1530, 1535, 1568, 1596, 1615, 1632, 1666, 1680, 1710, 1764, 1785, 1824, 1836, 1842, 1862, 1890, 1904, 1938, 1960, 1995, 2016, 2040, 2052, 2128, 2142, 2149, 2160, 2205, 2261, 2280, 2295, 2352, 2380, 2394, 2448, 2456, 2499, 2520, 2565, 2584, 2646, 2660, 2720, 2736, 2763, 2793, 2856, 2907, 2940, 3024, 3040, 3060, 3070, 3192, 3213, 3230, 3332, 3360, 3420, 3528, 3570, 3591, 3672, 3684, 3724, 3780, 3808, 3876, 3920, 3990, 4080, 4104, 4165, 4256, 4284, 4298, 4320, 4410, 4522, 4560, 4590, 4605, 4655, 4704, 4760, 4788, 4845, 4896, 4912, 4998, 5040, 5130, 5168, 5219, 5292, 5320, 5355, 5472, 5526, 5586, 5712, 5814, 5833, 5880, 5985, 6048, 6120, 6140, 6384, 6426, 6447, 6460, 6615, 6664, 6783, 6840, 7056, 7140, 7182, 7344, 7368, 7448, 7497, 7560, 7752, 7840, 7980, 8160, 8208, 8289, 8330, 8379, 8568, 8596, 8721, 8820, 9044, 9120, 9180, 9210, 9310, 9520, 9576, 9690, 9824, 9996, 10080, 10260, 10336, 10438, 10584, 10640, 10710, 10745, 11052, 11172, 11305, 11424, 11628, 11666, 11760, 11970, 12240, 12280, 12495, 12768, 12852, 12894, 12920, 13230, 13328, 13566, 13680, 13815, 13965, 14112, 14280, 14364, 14535, 14688, 14736, 14896, 14994, 15043, 15120, 15504, 15657, 15827, 15960, 16065, 16416, 16578, 16660, 16758, 17136, 17192, 17442, 17499, 17640, 17955, 18088, 18360, 18420, 18620, 19040, 19152, 19341, 19380, 19992, 20349, 20520, 20876, 21168, 21280, 21420, 21490, 22104, 22344, 22491, 22610, 23256, 23332, 23520, 23940, 24480, 24560, 24990, 25137, 25704, 25788, 25840, 26095, 26460, 26656, 27132, 27360, 27630, 27930, 28560, 28728, 29070, 29165, 29472, 29792, 29988, 30086, 30240, 31008, 31314, 31654, 31920, 32130, 32235, 33156, 33320, 33516, 33915, 34272, 34384, 34884, 34998, 35280, 35910, 36176, 36533, 36720, 36840, 37240, 37485, 38304, 38682, 38760, 39984, 40698, 40831, 41040, 41445, 41752, 41895, 42336, 42840, 42980, 43605, 44208, 44688, 44982, 45129, 45220, 46512, 46664, 46971, 47481, 47880, 49120, 49980, 50274, 51408, 51576, 51680, 52190, 52497, 52920, 54264, 55260, 55860, 57120, 57456, 58023, 58140, 58330, 59976, 60172, 61047, 62628, 63308, 63840, 64260, 64470, 66312, 66640, 67032, 67830, 68768, 69768, 69996, 70560, 71820, 72352, 73066, 73440, 73680, 74480, 74970, 75215, 77364, 77520, 78285, 79135, 79968, 81396, 81662, 82080, 82890, 83504, 83790, 85680, 85960, 87210, 87495, 88416, 89376, 89964, 90258, 90440, 93024, 93328, 93942, 94962, 95760, 96705, 99161, 99960, 100548, 101745, 102816, 103152, 104380, 104994, 105840, 108528, 109599, 110520, 111720, 112455, 114912, 116046, 116280, 116660, 119952, 120344, 122094, 122493, 125256, 125685, 126616, 128520, 128940, 132624, 133280, 134064, 135387, 135660, 139536, 139992, 140913, 142443, 143640, 146132, 147360, 148960, 149940, 150430, 154728, 155040, 156570, 157491, 158270, 162792, 163324, 165780, 167008, 167580, 171360, 171920, 174420, 174990, 179928, 180516, 180880, 182665, 186656, 187884, 189924, 191520, 193410, 198322, 199920, 201096, 203490, 204155, 206304, 208760, 209988, 211680, 217056, 219198, 221040, 223440, 224910, 225645, 232092, 232560, 233320, 234855, 237405, 239904, 240688, 244188, 244986, 250512, 251370, 253232, 255731, 257040, 257880, 262485, 265248, 268128, 270774, 271320, 279072, 279984, 281826, 284886, 285817, 287280, 290115, 292264, 297483, 299880, 300860, 305235, 309456, 313140, 314982, 316540, 325584, 326648, 328797, 331560, 335160, 343840, 348840, 349980, 359856, 361032, 361760, 365330, 367479, 375768, 379848, 386820, 396644, 399840, 402192, 406161, 406980, 408310, 417520, 419976, 427329, 438396, 442080, 446880, 449820, 451290, 464184, 465120, 466640, 469710, 474810, 481376, 488376, 489972, 495805, 501024, 502740, 506464, 511462, 514080, 515760, 524970, 541548, 542640, 547995, 559968, 563652, 569772, 571634, 574560, 580230, 584528, 594966, 599760, 601720, 610470, 612465, 618912, 626280, 629964, 633080, 651168, 653296, 657594, 663120, 670320, 676935, 694127, 697680, 699960, 704565, 712215, 719712, 722064, 730660, 734958, 751536, 759696, 767193, 773640, 787455, 793288, 804384, 812322, 813960, 816620, 835040, 839952, 854658, 857451, 876792, 892449, 899640, 902580, 928368, 933280, 939420, 949620, 976752, 979944, 986391, 991610, 1005480, 1022924, 1031520, 1049940, 1083096, 1085280, 1095990, 1102437, 1127304, 1139544, 1143268, 1160460, 1169056, 1189932, 1199520, 1203440, 1220940, 1224930, 1252560, 1259928, 1266160, 1278655, 1306592, 1315188, 1326240, 1340640, 1353870, 1388254, 1395360, 1399920, 1409130, 1424430, 1429085, 1444128, 1461320, 1469916, 1487415, 1503072, 1519392, 1534386, 1547280, 1574910, 1586576, 1624644, 1627920, 1633240, 1643985, 1679904, 1709316, 1714902, 1753584, 1784898, 1799280, 1805160, 1837395, 1856736, 1878840, 1899240, 1953504, 1959888, 1972782, 1983220, 2010960, 2030805, 2045848, 2082381, 2099880, 2136645, 2166192, 2191980, 2204874, 2254608, 2279088, 2286536, 2301579, 2320920, 2379864, 2406880, 2441880, 2449860, 2505120, 2519856, 2532320, 2557310, 2572353, 2630376, 2677347, 2707740, 2776508, 2799840, 2818260, 2848860, 2858170, 2922640, 2939832, 2974830, 3068772, 3094560, 3149820, 3173152, 3249288, 3255840, 3266480, 3287970, 3418632, 3429804, 3470635, 3507168, 3569796, 3598560, 3610320, 3674790, 3757680, 3798480, 3835965, 3919776, 3945564, 3966440, 4021920, 4061610, 4091696, 4164762, 4199760, 4273290, 4287255, 4332384, 4383960, 4409748, 4462245, 4509216, 4558176, 4573072, 4603158, 4641840, 4759728, 4858889, 4883760, 4899720, 4931955, 5039712, 5114620, 5144706, 5260752, 5354694, 5415480, 5512185, 5553016, 5636520, 5697720, 5716340, 5845280, 5879664, 5949660, 6137544, 6247143, 6299640, 6498576, 6532960, 6575940, 6837264, 6859608, 6904737, 6941270, 7139592, 7220640, 7349580, 7515360, 7596960, 7671930, 7717059, 7891128, 7932880, 8123220, 8183392, 8329524, 8399520, 8546580, 8574510, 8767920, 8819496, 8924490, 9146144, 9206316, 9283680, 9519456, 9717778, 9767520, 9799440, 9863910, 10229240, 10289412, 10411905, 10521504, 10709388, 10830960, 11024370, 11106032, 11273040, 11395440, 11432680, 11507895, 11759328, 11899320, 12275088, 12494286, 12599280, 12861765, 12997152, 13151880, 13386735, 13674528, 13719216, 13809474, 13882540, 14279184, 14576667, 14699160, 15343860, 15434118, 15782256, 15865760, 16246440, 16659048, 17093160, 17149020, 17535840, 17638992, 17848980, 18412632, 18741429, 19435556, 19598880, 19727820, 20458480, 20578824, 20823810, 21418776, 21661920, 22048740, 22212064, 22546080, 22790880, 22865360, 23015790, 23798640, 24294445, 24550176, 24988572, 25198560, 25723530, 26303760, 26773470, 27438432, 27618948, 27765080, 28558368, 29153334, 29398320, 30687720, 30868236, 31235715, 31564512, 32492880, 33318096, 34186320, 34298040, 34523685, 35277984, 35697960, 36825264, 37482858, 38585295, 38871112, 39455640, 40916960, 41157648, 41647620, 42837552, 43730001, 44097480, 45730720, 46031580, 47597280, 48588890, 49977144, 51447060, 52607520, 53546940, 55237896, 55530160, 58306668, 58796640, 61375440, 61736472, 62471430, 64985760, 66636192, 68372640, 68596080, 69047370, 71395920, 72883335, 73650528, 74965716, 77170590, 77742224, 78911280, 82315296, 83295240, 85675104, 87460002, 88194960, 92063160, 93707145, 97177780, 99954288, 102894120, 107093880, 110475792, 111060320, 116613336, 122750880, 123472944, 124942860, 131190003, 137192160, 138094740, 142791840, 145766670, 149931432, 154341180, 155484448, 157822560, 166590480, 174920004, 176389920, 184126320, 187414290, 194355560, 199908576, 205788240, 214187760, 218650005, 220951584, 233226672, 246945888, 249885720, 262380006, 276189480, 291533340, 299862864, 308682360, 333180960, 349840008, 368252640, 374828580, 388711120, 411576480, 428375520, 437300010, 466453344, 499771440, 524760012, 552378960, 583066680, 599725728, 617364720, 655950015, 699680016, 749657160, 777422240, 874600020, 999542880, 1049520024, 1104757920, 1166133360, 1234729440, 1311900030, 1399360032, 1499314320, 1749200040, 2099040048, 2332266720, 2623800060, 2998628640, 3498400080, 4198080096, 5247600120, 6996800160, 10495200240, 20990400480]

約数ペア:

[(1, 20990400480), (2, 10495200240), (3, 6996800160), (4, 5247600120), (5, 4198080096), (6, 3498400080), (7, 2998628640), (8, 2623800060), (9, 2332266720), (10, 2099040048), (12, 1749200040), (14, 1499314320), (15, 1399360032), (16, 1311900030), (17, 1234729440), (18, 1166133360), (19, 1104757920), (20, 1049520024), (21, 999542880), (24, 874600020), (27, 777422240), (28, 749657160), (30, 699680016), (32, 655950015), (34, 617364720), (35, 599725728), (36, 583066680), (38, 552378960), (40, 524760012), (42, 499771440), (45, 466453344), (48, 437300010), (49, 428375520), (51, 411576480), (54, 388711120), (56, 374828580), (57, 368252640), (60, 349840008), (63, 333180960), (68, 308682360), (70, 299862864), (72, 291533340), (76, 276189480), (80, 262380006), (84, 249885720), (85, 246945888), (90, 233226672), (95, 220951584), (96, 218650005), (98, 214187760), (102, 205788240), (105, 199908576), (108, 194355560), (112, 187414290), (114, 184126320), (119, 176389920), (120, 174920004), (126, 166590480), (133, 157822560), (135, 155484448), (136, 154341180), (140, 149931432), (144, 145766670), (147, 142791840), (152, 138094740), (153, 137192160), (160, 131190003), (168, 124942860), (170, 123472944), (171, 122750880), (180, 116613336), (189, 111060320), (190, 110475792), (196, 107093880), (204, 102894120), (210, 99954288), (216, 97177780), (224, 93707145), (228, 92063160), (238, 88194960), (240, 87460002), (245, 85675104), (252, 83295240), (255, 82315296), (266, 78911280), (270, 77742224), (272, 77170590), (280, 74965716), (285, 73650528), (288, 72883335), (294, 71395920), (304, 69047370), (306, 68596080), (307, 68372640), (315, 66636192), (323, 64985760), (336, 62471430), (340, 61736472), (342, 61375440), (357, 58796640), (360, 58306668), (378, 55530160), (380, 55237896), (392, 53546940), (399, 52607520), (408, 51447060), (420, 49977144), (432, 48588890), (441, 47597280), (456, 46031580), (459, 45730720), (476, 44097480), (480, 43730001), (490, 42837552), (504, 41647620), (510, 41157648), (513, 40916960), (532, 39455640), (540, 38871112), (544, 38585295), (560, 37482858), (570, 36825264), (588, 35697960), (595, 35277984), (608, 34523685), (612, 34298040), (614, 34186320), (630, 33318096), (646, 32492880), (665, 31564512), (672, 31235715), (680, 30868236), (684, 30687720), (714, 29398320), (720, 29153334), (735, 28558368), (756, 27765080), (760, 27618948), (765, 27438432), (784, 26773470), (798, 26303760), (816, 25723530), (833, 25198560), (840, 24988572), (855, 24550176), (864, 24294445), (882, 23798640), (912, 23015790), (918, 22865360), (921, 22790880), (931, 22546080), (945, 22212064), (952, 22048740), (969, 21661920), (980, 21418776), (1008, 20823810), (1020, 20578824), (1026, 20458480), (1064, 19727820), (1071, 19598880), (1080, 19435556), (1120, 18741429), (1140, 18412632), (1176, 17848980), (1190, 17638992), (1197, 17535840), (1224, 17149020), (1228, 17093160), (1260, 16659048), (1292, 16246440), (1323, 15865760), (1330, 15782256), (1360, 15434118), (1368, 15343860), (1428, 14699160), (1440, 14576667), (1470, 14279184), (1512, 13882540), (1520, 13809474), (1530, 13719216), (1535, 13674528), (1568, 13386735), (1596, 13151880), (1615, 12997152), (1632, 12861765), (1666, 12599280), (1680, 12494286), (1710, 12275088), (1764, 11899320), (1785, 11759328), (1824, 11507895), (1836, 11432680), (1842, 11395440), (1862, 11273040), (1890, 11106032), (1904, 11024370), (1938, 10830960), (1960, 10709388), (1995, 10521504), (2016, 10411905), (2040, 10289412), (2052, 10229240), (2128, 9863910), (2142, 9799440), (2149, 9767520), (2160, 9717778), (2205, 9519456), (2261, 9283680), (2280, 9206316), (2295, 9146144), (2352, 8924490), (2380, 8819496), (2394, 8767920), (2448, 8574510), (2456, 8546580), (2499, 8399520), (2520, 8329524), (2565, 8183392), (2584, 8123220), (2646, 7932880), (2660, 7891128), (2720, 7717059), (2736, 7671930), (2763, 7596960), (2793, 7515360), (2856, 7349580), (2907, 7220640), (2940, 7139592), (3024, 6941270), (3040, 6904737), (3060, 6859608), (3070, 6837264), (3192, 6575940), (3213, 6532960), (3230, 6498576), (3332, 6299640), (3360, 6247143), (3420, 6137544), (3528, 5949660), (3570, 5879664), (3591, 5845280), (3672, 5716340), (3684, 5697720), (3724, 5636520), (3780, 5553016), (3808, 5512185), (3876, 5415480), (3920, 5354694), (3990, 5260752), (4080, 5144706), (4104, 5114620), (4165, 5039712), (4256, 4931955), (4284, 4899720), (4298, 4883760), (4320, 4858889), (4410, 4759728), (4522, 4641840), (4560, 4603158), (4590, 4573072), (4605, 4558176), (4655, 4509216), (4704, 4462245), (4760, 4409748), (4788, 4383960), (4845, 4332384), (4896, 4287255), (4912, 4273290), (4998, 4199760), (5040, 4164762), (5130, 4091696), (5168, 4061610), (5219, 4021920), (5292, 3966440), (5320, 3945564), (5355, 3919776), (5472, 3835965), (5526, 3798480), (5586, 3757680), (5712, 3674790), (5814, 3610320), (5833, 3598560), (5880, 3569796), (5985, 3507168), (6048, 3470635), (6120, 3429804), (6140, 3418632), (6384, 3287970), (6426, 3266480), (6447, 3255840), (6460, 3249288), (6615, 3173152), (6664, 3149820), (6783, 3094560), (6840, 3068772), (7056, 2974830), (7140, 2939832), (7182, 2922640), (7344, 2858170), (7368, 2848860), (7448, 2818260), (7497, 2799840), (7560, 2776508), (7752, 2707740), (7840, 2677347), (7980, 2630376), (8160, 2572353), (8208, 2557310), (8289, 2532320), (8330, 2519856), (8379, 2505120), (8568, 2449860), (8596, 2441880), (8721, 2406880), (8820, 2379864), (9044, 2320920), (9120, 2301579), (9180, 2286536), (9210, 2279088), (9310, 2254608), (9520, 2204874), (9576, 2191980), (9690, 2166192), (9824, 2136645), (9996, 2099880), (10080, 2082381), (10260, 2045848), (10336, 2030805), (10438, 2010960), (10584, 1983220), (10640, 1972782), (10710, 1959888), (10745, 1953504), (11052, 1899240), (11172, 1878840), (11305, 1856736), (11424, 1837395), (11628, 1805160), (11666, 1799280), (11760, 1784898), (11970, 1753584), (12240, 1714902), (12280, 1709316), (12495, 1679904), (12768, 1643985), (12852, 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