20138741280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:318

約数の個数: 864

約数和(自身を含む): 85992326784

約数和(自身を除く): 65853585504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 49, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 98, 102, 103, 105, 112, 119, 120, 126, 136, 140, 144, 147, 153, 160, 163, 168, 170, 180, 196, 204, 206, 210, 224, 238, 240, 245, 252, 255, 272, 280, 288, 294, 306, 309, 315, 326, 336, 340, 357, 360, 392, 408, 412, 420, 441, 476, 480, 489, 490, 504, 510, 515, 544, 560, 588, 595, 612, 618, 630, 652, 672, 680, 714, 720, 721, 735, 765, 784, 815, 816, 824, 833, 840, 882, 927, 952, 978, 980, 1008, 1020, 1030, 1071, 1120, 1141, 1176, 1190, 1224, 1236, 1260, 1304, 1360, 1428, 1440, 1442, 1467, 1470, 1530, 1545, 1568, 1630, 1632, 1648, 1666, 1680, 1751, 1764, 1785, 1854, 1904, 1956, 1960, 2016, 2040, 2060, 2142, 2163, 2205, 2282, 2352, 2380, 2445, 2448, 2472, 2499, 2520, 2608, 2720, 2771, 2856, 2884, 2934, 2940, 3060, 3090, 3260, 3296, 3332, 3360, 3423, 3502, 3528, 3570, 3605, 3708, 3808, 3912, 3920, 4080, 4120, 4165, 4284, 4326, 4410, 4564, 4635, 4704, 4760, 4890, 4896, 4944, 4998, 5040, 5047, 5216, 5253, 5355, 5542, 5705, 5712, 5768, 5868, 5880, 6120, 6180, 6489, 6520, 6664, 6846, 7004, 7056, 7140, 7210, 7335, 7416, 7497, 7824, 7840, 7987, 8160, 8240, 8313, 8330, 8568, 8652, 8755, 8820, 9128, 9270, 9520, 9780, 9888, 9996, 10080, 10094, 10269, 10506, 10710, 10815, 11084, 11410, 11424, 11536, 11736, 11760, 12240, 12257, 12360, 12495, 12978, 13040, 13328, 13692, 13855, 14008, 14112, 14280, 14420, 14670, 14832, 14994, 15141, 15648, 15759, 15974, 16480, 16626, 16660, 16789, 17115, 17136, 17304, 17510, 17640, 18256, 18540, 19040, 19397, 19560, 19992, 20188, 20538, 21012, 21420, 21630, 22168, 22820, 23072, 23472, 23520, 23961, 24480, 24514, 24720, 24939, 24990, 25235, 25956, 26080, 26265, 26656, 27384, 27710, 28016, 28560, 28840, 29340, 29664, 29988, 30282, 31518, 31948, 32445, 33252, 33320, 33578, 34230, 34272, 34608, 35020, 35280, 36512, 36771, 37080, 37485, 38794, 39120, 39935, 39984, 40376, 41076, 41565, 42024, 42840, 43260, 44336, 45423, 45640, 46944, 47922, 49028, 49440, 49878, 49980, 50367, 50470, 51345, 51912, 52530, 54768, 55420, 56032, 57120, 57680, 58191, 58680, 59976, 60564, 61285, 63036, 63896, 64890, 66504, 66640, 67156, 68460, 69216, 70040, 70560, 71883, 73542, 74160, 74970, 75705, 77588, 78240, 78795, 79870, 79968, 80752, 82152, 83130, 83945, 84048, 85680, 85799, 86520, 88672, 90846, 91280, 95844, 96985, 98056, 99756, 99960, 100734, 100940, 102690, 103824, 105060, 109536, 110313, 110840, 115360, 116382, 117360, 117523, 119805, 119952, 121128, 122570, 124695, 126072, 127792, 129780, 133008, 133280, 134312, 135779, 136920, 140080, 143766, 147084, 148320, 149940, 151101, 151410, 155176, 157590, 159740, 161504, 164304, 166260, 167890, 168096, 171360, 171598, 173040, 174573, 181692, 182560, 183855, 191688, 193970, 196112, 199512, 199920, 201468, 201880, 205380, 207648, 210120, 220626, 221680, 227115, 232764, 234720, 235046, 239610, 239904, 242256, 245140, 249390, 251835, 252144, 255584, 257397, 259560, 266016, 268624, 271558, 273840, 280160, 285413, 287532, 290955, 294168, 299880, 302202, 302820, 310352, 315180, 319480, 328608, 332520, 335780, 343196, 346080, 349146, 352569, 359415, 363384, 367710, 383376, 387940, 392224, 399024, 399840, 402936, 403760, 407337, 410760, 420240, 428995, 441252, 443360, 454230, 465528, 470092, 479220, 484512, 490280, 498780, 503670, 504288, 514794, 519120, 537248, 543116, 547680, 551565, 570826, 575064, 581910, 587615, 588336, 599760, 604404, 605640, 620704, 630360, 638960, 665040, 671560, 678895, 686392, 698292, 705138, 718830, 726768, 735420, 755505, 766752, 772191, 775880, 798048, 805872, 807520, 814674, 821520, 822661, 840480, 856239, 857990, 872865, 882504, 908460, 931056, 940184, 958440, 980560, 997560, 1007340, 1029588, 1038240, 1057707, 1086232, 1103130, 1141652, 1150128, 1163820, 1175230, 1176672, 1199520, 1208808, 1211280, 1222011, 1260720, 1277920, 1286985, 1330080, 1343120, 1357790, 1372784, 1396584, 1410276, 1427065, 1437660, 1453536, 1470840, 1511010, 1544382, 1551760, 1611744, 1629348, 1643040, 1645322, 1712478, 1715980, 1745730, 1762845, 1765008, 1816920, 1862112, 1880368, 1916880, 1961120, 1995120, 1997891, 2014680, 2036685, 2059176, 2115414, 2172464, 2206260, 2283304, 2300256, 2327640, 2350460, 2417616, 2422560, 2444022, 2467983, 2521440, 2568717, 2573970, 2686240, 2715580, 2745568, 2793168, 2820552, 2854130, 2875320, 2941680, 3022020, 3088764, 3103520, 3258696, 3290644, 3424956, 3431960, 3491460, 3525690, 3530016, 3633840, 3760736, 3833760, 3860955, 3990240, 3995782, 4029360, 4073370, 4113305, 4118352, 4230828, 4281195, 4344928, 4412520, 4566608, 4655280, 4700920, 4835232, 4888044, 4935966, 5137434, 5147940, 5288535, 5431160, 5586336, 5641104, 5708260, 5750640, 5883360, 5993673, 6044040, 6110055, 6177528, 6517392, 6581288, 6849912, 6863920, 6982920, 7051380, 7267680, 7403949, 7721910, 7991564, 8058720, 8146740, 8226610, 8236704, 8461656, 8562390, 8825040, 9133216, 9310560, 9401840, 9776088, 9871932, 9989455, 10274868, 10295880, 10577070, 10862320, 11282208, 11416520, 11501280, 11987346, 12088080, 12220110, 12339915, 12355056, 12843585, 13034784, 13162576, 13699824, 13727840, 13965840, 13985237, 14102760, 14807898, 15443820, 15983128, 16293480, 16453220, 16923312, 17124780, 17650080, 17981019, 18803680, 19552176, 19743864, 19978910, 20549736, 20591760, 21154140, 21724640, 22833040, 23974692, 24176160, 24440220, 24679830, 24710112, 25687170, 26325152, 27399648, 27931680, 27970474, 28205520, 29615796, 29968365, 30887640, 31966256, 32586960, 32906440, 33846624, 34249560, 35962038, 37019745, 39104352, 39487728, 39957820, 41099472, 41183520, 41955711, 42308280, 45666080, 47949384, 48880440, 49359660, 51374340, 55940948, 56411040, 59231592, 59936730, 61775280, 63932512, 65173920, 65812880, 68499120, 69926185, 71924076, 74039490, 78975456, 79915640, 82198944, 83911422, 84616560, 89905095, 95898768, 97760880, 98719320, 102748680, 111881896, 118463184, 119873460, 123550560, 125867133, 131625760, 136998240, 139852370, 143848152, 148078980, 159831280, 167822844, 169233120, 179810190, 191797536, 195521760, 197438640, 205497360, 209778555, 223763792, 236926368, 239746920, 251734266, 279704740, 287696304, 296157960, 319662560, 335645688, 359620380, 394877280, 410994720, 419557110, 447527584, 479493840, 503468532, 559409480, 575392608, 592315920, 629335665, 671291376, 719240760, 839114220, 958987680, 1006937064, 1118818960, 1184631840, 1258671330, 1342582752, 1438481520, 1678228440, 2013874128, 2237637920, 2517342660, 2876963040, 3356456880, 4027748256, 5034685320, 6712913760, 10069370640, 20138741280]

約数ペア:

[(1, 20138741280), (2, 10069370640), (3, 6712913760), (4, 5034685320), (5, 4027748256), (6, 3356456880), (7, 2876963040), (8, 2517342660), (9, 2237637920), (10, 2013874128), (12, 1678228440), (14, 1438481520), (15, 1342582752), (16, 1258671330), (17, 1184631840), (18, 1118818960), (20, 1006937064), (21, 958987680), (24, 839114220), (28, 719240760), (30, 671291376), (32, 629335665), (34, 592315920), (35, 575392608), (36, 559409480), (40, 503468532), (42, 479493840), (45, 447527584), (48, 419557110), (49, 410994720), (51, 394877280), (56, 359620380), (60, 335645688), (63, 319662560), (68, 296157960), (70, 287696304), (72, 279704740), (80, 251734266), (84, 239746920), (85, 236926368), (90, 223763792), (96, 209778555), (98, 205497360), (102, 197438640), (103, 195521760), (105, 191797536), (112, 179810190), (119, 169233120), (120, 167822844), (126, 159831280), (136, 148078980), (140, 143848152), (144, 139852370), (147, 136998240), (153, 131625760), (160, 125867133), (163, 123550560), (168, 119873460), (170, 118463184), (180, 111881896), (196, 102748680), (204, 98719320), (206, 97760880), (210, 95898768), (224, 89905095), (238, 84616560), (240, 83911422), (245, 82198944), (252, 79915640), (255, 78975456), (272, 74039490), (280, 71924076), (288, 69926185), (294, 68499120), (306, 65812880), (309, 65173920), (315, 63932512), (326, 61775280), (336, 59936730), (340, 59231592), (357, 56411040), (360, 55940948), (392, 51374340), (408, 49359660), (412, 48880440), (420, 47949384), (441, 45666080), (476, 42308280), (480, 41955711), (489, 41183520), (490, 41099472), (504, 39957820), (510, 39487728), (515, 39104352), (544, 37019745), (560, 35962038), (588, 34249560), (595, 33846624), (612, 32906440), (618, 32586960), (630, 31966256), (652, 30887640), (672, 29968365), (680, 29615796), (714, 28205520), (720, 27970474), (721, 27931680), (735, 27399648), (765, 26325152), (784, 25687170), (815, 24710112), (816, 24679830), (824, 24440220), (833, 24176160), (840, 23974692), (882, 22833040), (927, 21724640), (952, 21154140), (978, 20591760), (980, 20549736), (1008, 19978910), (1020, 19743864), (1030, 19552176), (1071, 18803680), (1120, 17981019), (1141, 17650080), (1176, 17124780), (1190, 16923312), (1224, 16453220), (1236, 16293480), (1260, 15983128), (1304, 15443820), (1360, 14807898), (1428, 14102760), (1440, 13985237), (1442, 13965840), (1467, 13727840), (1470, 13699824), (1530, 13162576), (1545, 13034784), (1568, 12843585), (1630, 12355056), (1632, 12339915), (1648, 12220110), (1666, 12088080), (1680, 11987346), (1751, 11501280), (1764, 11416520), (1785, 11282208), (1854, 10862320), (1904, 10577070), (1956, 10295880), (1960, 10274868), (2016, 9989455), (2040, 9871932), (2060, 9776088), (2142, 9401840), (2163, 9310560), (2205, 9133216), (2282, 8825040), (2352, 8562390), (2380, 8461656), (2445, 8236704), (2448, 8226610), (2472, 8146740), (2499, 8058720), (2520, 7991564), (2608, 7721910), (2720, 7403949), (2771, 7267680), (2856, 7051380), (2884, 6982920), (2934, 6863920), (2940, 6849912), (3060, 6581288), (3090, 6517392), (3260, 6177528), (3296, 6110055), (3332, 6044040), (3360, 5993673), (3423, 5883360), (3502, 5750640), (3528, 5708260), (3570, 5641104), (3605, 5586336), (3708, 5431160), (3808, 5288535), (3912, 5147940), (3920, 5137434), (4080, 4935966), (4120, 4888044), (4165, 4835232), (4284, 4700920), (4326, 4655280), (4410, 4566608), (4564, 4412520), (4635, 4344928), (4704, 4281195), (4760, 4230828), (4890, 4118352), (4896, 4113305), (4944, 4073370), (4998, 4029360), (5040, 3995782), (5047, 3990240), (5216, 3860955), (5253, 3833760), (5355, 3760736), (5542, 3633840), (5705, 3530016), (5712, 3525690), (5768, 3491460), (5868, 3431960), (5880, 3424956), (6120, 3290644), (6180, 3258696), (6489, 3103520), (6520, 3088764), (6664, 3022020), (6846, 2941680), (7004, 2875320), (7056, 2854130), (7140, 2820552), (7210, 2793168), (7335, 2745568), (7416, 2715580), (7497, 2686240), (7824, 2573970), (7840, 2568717), (7987, 2521440), (8160, 2467983), (8240, 2444022), (8313, 2422560), (8330, 2417616), (8568, 2350460), (8652, 2327640), (8755, 2300256), (8820, 2283304), (9128, 2206260), (9270, 2172464), (9520, 2115414), (9780, 2059176), (9888, 2036685), (9996, 2014680), (10080, 1997891), (10094, 1995120), (10269, 1961120), (10506, 1916880), (10710, 1880368), (10815, 1862112), (11084, 1816920), (11410, 1765008), (11424, 1762845), (11536, 1745730), (11736, 1715980), (11760, 1712478), (12240, 1645322), (12257, 1643040), (12360, 1629348), (12495, 1611744), (12978, 1551760), (13040, 1544382), (13328, 1511010), (13692, 1470840), (13855, 1453536), (14008, 1437660), (14112, 1427065), (14280, 1410276), (14420, 1396584), (14670, 1372784), (14832, 1357790), (14994, 1343120), (15141, 1330080), (15648, 1286985), (15759, 1277920), (15974, 1260720), (16480, 1222011), (16626, 1211280), (16660, 1208808), (16789, 1199520), (17115, 1176672), (17136, 1175230), (17304, 1163820), (17510, 1150128), (17640, 1141652), (18256, 1103130), (18540, 1086232), (19040, 1057707), (19397, 1038240), (19560, 1029588), (19992, 1007340), (20188, 997560), (20538, 980560), (21012, 958440), (21420, 940184), (21630, 931056), (22168, 908460), (22820, 882504), (23072, 872865), (23472, 857990), (23520, 856239), (23961, 840480), (24480, 822661), (24514, 821520), (24720, 814674), (24939, 807520), (24990, 805872), (25235, 798048), (25956, 775880), (26080, 772191), (26265, 766752), (26656, 755505), (27384, 735420), (27710, 726768), (28016, 718830), (28560, 705138), (28840, 698292), (29340, 686392), (29664, 678895), (29988, 671560), (30282, 665040), (31518, 638960), (31948, 630360), (32445, 620704), (33252, 605640), (33320, 604404), (33578, 599760), (34230, 588336), (34272, 587615), (34608, 581910), (35020, 575064), (35280, 570826), (36512, 551565), (36771, 547680), (37080, 543116), (37485, 537248), (38794, 519120), (39120, 514794), (39935, 504288), (39984, 503670), (40376, 498780), (41076, 490280), (41565, 484512), (42024, 479220), (42840, 470092), (43260, 465528), (44336, 454230), (45423, 443360), (45640, 441252), (46944, 428995), (47922, 420240), (49028, 410760), (49440, 407337), (49878, 403760), (49980, 402936), (50367, 399840), (50470, 399024), (51345, 392224), (51912, 387940), (52530, 383376), (54768, 367710), (55420, 363384), (56032, 359415), (57120, 352569), (57680, 349146), (58191, 346080), (58680, 343196), (59976, 335780), (60564, 332520), (61285, 328608), (63036, 319480), (63896, 315180), (64890, 310352), (66504, 302820), (66640, 302202), (67156, 299880), (68460, 294168), (69216, 290955), (70040, 287532), (70560, 285413), (71883, 280160), (73542, 273840), (74160, 271558), (74970, 268624), (75705, 266016), (77588, 259560), (78240, 257397), (78795, 255584), (79870, 252144), (79968, 251835), (80752, 249390), (82152, 245140), (83130, 242256), (83945, 239904), (84048, 239610), (85680, 235046), (85799, 234720), (86520, 232764), (88672, 227115), (90846, 221680), (91280, 220626), (95844, 210120), (96985, 207648), (98056, 205380), (99756, 201880), (99960, 201468), (100734, 199920), (100940, 199512), (102690, 196112), (103824, 193970), (105060, 191688), (109536, 183855), (110313, 182560), (110840, 181692), (115360, 174573), (116382, 173040), (117360, 171598), (117523, 171360), (119805, 168096), (119952, 167890), (121128, 166260), (122570, 164304), (124695, 161504), (126072, 159740), (127792, 157590), (129780, 155176), (133008, 151410), (133280, 151101), (134312, 149940), (135779, 148320), (136920, 147084), (140080, 143766)]