20212009920

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 896

約数和(自身を含む): 81742970880

約数和(自身を除く): 61530960960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 27, 30, 31, 32, 34, 36, 40, 45, 46, 48, 51, 54, 60, 62, 64, 68, 69, 72, 80, 85, 90, 92, 93, 96, 102, 108, 115, 120, 124, 135, 136, 138, 144, 153, 155, 160, 170, 180, 184, 186, 192, 193, 204, 207, 216, 230, 240, 248, 255, 270, 272, 276, 279, 288, 306, 310, 320, 340, 345, 360, 368, 372, 386, 391, 408, 414, 432, 459, 460, 465, 480, 496, 510, 527, 540, 544, 552, 558, 576, 579, 612, 620, 621, 680, 690, 713, 720, 736, 744, 765, 772, 782, 816, 828, 837, 864, 918, 920, 930, 960, 965, 992, 1020, 1035, 1054, 1080, 1088, 1104, 1116, 1158, 1173, 1224, 1240, 1242, 1360, 1380, 1395, 1426, 1440, 1472, 1488, 1530, 1544, 1564, 1581, 1632, 1656, 1674, 1728, 1737, 1836, 1840, 1860, 1930, 1955, 1984, 2040, 2070, 2108, 2139, 2160, 2208, 2232, 2295, 2316, 2346, 2448, 2480, 2484, 2635, 2720, 2760, 2790, 2852, 2880, 2895, 2976, 3060, 3088, 3105, 3128, 3162, 3264, 3281, 3312, 3348, 3474, 3519, 3565, 3672, 3680, 3720, 3860, 3910, 4080, 4140, 4185, 4216, 4278, 4320, 4416, 4439, 4464, 4590, 4632, 4692, 4743, 4896, 4960, 4968, 5211, 5270, 5440, 5520, 5580, 5704, 5790, 5865, 5952, 5983, 6120, 6176, 6210, 6256, 6324, 6417, 6562, 6624, 6696, 6948, 7038, 7130, 7344, 7360, 7440, 7720, 7820, 7905, 8160, 8280, 8370, 8432, 8556, 8640, 8685, 8878, 8928, 9180, 9264, 9384, 9486, 9792, 9843, 9920, 9936, 10422, 10540, 10557, 10695, 11040, 11160, 11408, 11580, 11730, 11966, 12121, 12240, 12352, 12420, 12512, 12648, 12834, 13124, 13248, 13317, 13392, 13896, 14076, 14229, 14260, 14688, 14880, 15440, 15640, 15810, 16320, 16405, 16560, 16740, 16864, 17112, 17370, 17595, 17756, 17856, 17949, 18360, 18528, 18768, 18972, 19251, 19686, 19872, 20844, 21080, 21114, 21390, 22080, 22195, 22320, 22816, 23160, 23460, 23715, 23932, 24242, 24480, 24840, 25024, 25296, 25668, 26055, 26248, 26634, 26784, 27792, 28152, 28458, 28520, 29376, 29529, 29760, 29915, 30880, 31280, 31620, 32085, 32810, 33120, 33480, 33728, 34224, 34740, 35190, 35512, 35898, 36363, 36720, 37056, 37536, 37944, 38502, 39372, 39744, 39951, 41688, 42160, 42228, 42780, 44390, 44640, 45632, 46320, 46920, 47430, 47864, 48484, 48960, 49215, 49680, 50592, 51336, 52110, 52496, 52785, 53268, 53568, 53847, 55584, 56304, 56916, 57040, 59058, 59830, 60605, 61760, 62560, 63240, 64170, 65620, 66240, 66585, 66960, 68448, 69480, 70380, 71024, 71145, 71796, 72726, 73440, 75072, 75463, 75888, 77004, 78744, 79902, 83376, 84320, 84456, 85560, 88587, 88780, 89280, 89745, 92640, 93840, 94860, 95728, 96255, 96968, 98430, 99360, 101184, 101711, 102672, 104220, 104992, 105570, 106536, 107694, 109089, 111168, 112608, 113832, 114080, 118116, 119660, 119853, 121210, 125120, 126480, 128340, 131240, 133170, 133920, 136896, 137609, 138960, 140760, 142048, 142290, 143592, 145452, 146880, 147645, 150926, 151776, 154008, 157488, 159804, 161541, 166752, 168640, 168912, 171120, 177174, 177560, 179490, 181815, 185280, 187680, 189720, 191456, 192510, 193936, 196860, 198720, 199755, 203422, 205344, 208440, 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6102660, 6160320, 6192405, 6392160, 6461640, 6509504, 6545340, 6605232, 6791670, 6981696, 7018059, 7086960, 7244448, 7323192, 7430886, 7670592, 8136880, 8150004, 8256540, 8615520, 8727120, 8806976, 9055560, 9153990, 9357412, 9449280, 9588240, 9764256, 9907848, 10187505, 10338624, 10472544, 10866672, 10984788, 11008720, 11636160, 11696765, 12074080, 12205320, 12384810, 12784320, 12923280, 13090680, 13210464, 13583340, 13730985, 14036118, 14173920, 14488896, 14646384, 14861772, 16273760, 16300008, 16513080, 17231040, 17454240, 18111120, 18307980, 18577215, 18714824, 19176480, 19528512, 19815696, 20375010, 20945088, 21054177, 21733344, 21969576, 22017440, 23393530, 24148160, 24410640, 24769620, 25846560, 26181360, 26420928, 27166680, 27461970, 28072236, 28347840, 29292768, 29723544, 32547520, 32600016, 33026160, 34908480, 35090295, 36222240, 36615960, 37154430, 37429648, 38352960, 39631392, 40750020, 42108354, 43466688, 43939152, 44034880, 46787060, 48821280, 49539240, 51693120, 52362720, 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約数ペア:

[(1, 20212009920), (2, 10106004960), (3, 6737336640), (4, 5053002480), (5, 4042401984), (6, 3368668320), (8, 2526501240), (9, 2245778880), (10, 2021200992), (12, 1684334160), (15, 1347467328), (16, 1263250620), (17, 1188941760), (18, 1122889440), (20, 1010600496), (23, 878783040), (24, 842167080), (27, 748592960), (30, 673733664), (31, 652000320), (32, 631625310), (34, 594470880), (36, 561444720), (40, 505300248), (45, 449155776), (46, 439391520), (48, 421083540), (51, 396313920), (54, 374296480), (60, 336866832), (62, 326000160), (64, 315812655), (68, 297235440), (69, 292927680), (72, 280722360), (80, 252650124), (85, 237788352), (90, 224577888), (92, 219695760), (93, 217333440), (96, 210541770), (102, 198156960), (108, 187148240), (115, 175756608), (120, 168433416), (124, 163000080), (135, 149718592), (136, 148617720), (138, 146463840), (144, 140361180), (153, 132104640), (155, 130400064), (160, 126325062), (170, 118894176), (180, 112288944), (184, 109847880), (186, 108666720), (192, 105270885), (193, 104725440), (204, 99078480), (207, 97642560), (216, 93574120), (230, 87878304), (240, 84216708), (248, 81500040), (255, 79262784), (270, 74859296), (272, 74308860), (276, 73231920), (279, 72444480), (288, 70180590), (306, 66052320), (310, 65200032), (320, 63162531), (340, 59447088), (345, 58585536), (360, 56144472), (368, 54923940), (372, 54333360), (386, 52362720), (391, 51693120), (408, 49539240), (414, 48821280), (432, 46787060), (459, 44034880), (460, 43939152), (465, 43466688), (480, 42108354), (496, 40750020), (510, 39631392), (527, 38352960), (540, 37429648), (544, 37154430), (552, 36615960), (558, 36222240), (576, 35090295), (579, 34908480), (612, 33026160), (620, 32600016), (621, 32547520), (680, 29723544), (690, 29292768), (713, 28347840), (720, 28072236), (736, 27461970), (744, 27166680), (765, 26420928), (772, 26181360), (782, 25846560), (816, 24769620), (828, 24410640), (837, 24148160), (864, 23393530), (918, 22017440), (920, 21969576), (930, 21733344), (960, 21054177), (965, 20945088), (992, 20375010), (1020, 19815696), (1035, 19528512), (1054, 19176480), (1080, 18714824), (1088, 18577215), (1104, 18307980), (1116, 18111120), (1158, 17454240), (1173, 17231040), (1224, 16513080), (1240, 16300008), (1242, 16273760), (1360, 14861772), (1380, 14646384), (1395, 14488896), (1426, 14173920), (1440, 14036118), (1472, 13730985), (1488, 13583340), (1530, 13210464), (1544, 13090680), (1564, 12923280), (1581, 12784320), (1632, 12384810), (1656, 12205320), (1674, 12074080), (1728, 11696765), (1737, 11636160), (1836, 11008720), (1840, 10984788), (1860, 10866672), (1930, 10472544), (1955, 10338624), (1984, 10187505), (2040, 9907848), (2070, 9764256), (2108, 9588240), (2139, 9449280), (2160, 9357412), (2208, 9153990), (2232, 9055560), (2295, 8806976), (2316, 8727120), (2346, 8615520), (2448, 8256540), (2480, 8150004), (2484, 8136880), (2635, 7670592), (2720, 7430886), (2760, 7323192), (2790, 7244448), (2852, 7086960), (2880, 7018059), (2895, 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(7440, 2716668), (7720, 2618136), (7820, 2584656), (7905, 2556864), (8160, 2476962), (8280, 2441064), (8370, 2414816), (8432, 2397060), (8556, 2362320), (8640, 2339353), (8685, 2327232), (8878, 2276640), (8928, 2263890), (9180, 2201744), (9264, 2181780), (9384, 2153880), (9486, 2130720), (9792, 2064135), (9843, 2053440), (9920, 2037501), (9936, 2034220), (10422, 1939360), (10540, 1917648), (10557, 1914560), (10695, 1889856), (11040, 1830798), (11160, 1811112), (11408, 1771740), (11580, 1745424), (11730, 1723104), (11966, 1689120), (12121, 1667520), (12240, 1651308), (12352, 1636335), (12420, 1627376), (12512, 1615410), (12648, 1598040), (12834, 1574880), (13124, 1540080), (13248, 1525665), (13317, 1517760), (13392, 1509260), (13896, 1454520), (14076, 1435920), (14229, 1420480), (14260, 1417392), (14688, 1376090), (14880, 1358334), (15440, 1309068), (15640, 1292328), (15810, 1278432), (16320, 1238481), (16405, 1232064), (16560, 1220532), (16740, 1207408), (16864, 1198530), (17112, 1181160), (17370, 1163616), (17595, 1148736), (17756, 1138320), (17856, 1131945), (17949, 1126080), (18360, 1100872), (18528, 1090890), (18768, 1076940), (18972, 1065360), (19251, 1049920), (19686, 1026720), (19872, 1017110), (20844, 969680), (21080, 958824), (21114, 957280), (21390, 944928), (22080, 915399), (22195, 910656), (22320, 905556), (22816, 885870), (23160, 872712), (23460, 861552), (23715, 852288), (23932, 844560), (24242, 833760), (24480, 825654), (24840, 813688), (25024, 807705), (25296, 799020), (25668, 787440), (26055, 775744), (26248, 770040), (26634, 758880), (26784, 754630), (27792, 727260), (28152, 717960), (28458, 710240), (28520, 708696), (29376, 688045), (29529, 684480), (29760, 679167), (29915, 675648), (30880, 654534), (31280, 646164), (31620, 639216), (32085, 629952), (32810, 616032), (33120, 610266), (33480, 603704), (33728, 599265), (34224, 590580), (34740, 581808), (35190, 574368), (35512, 569160), (35898, 563040), (36363, 555840), (36720, 550436), (37056, 545445), (37536, 538470), (37944, 532680), (38502, 524960), (39372, 513360), (39744, 508555), (39951, 505920), (41688, 484840), (42160, 479412), (42228, 478640), (42780, 472464), (44390, 455328), (44640, 452778), (45632, 442935), (46320, 436356), (46920, 430776), (47430, 426144), (47864, 422280), (48484, 416880), (48960, 412827), (49215, 410688), (49680, 406844), (50592, 399510), (51336, 393720), (52110, 387872), (52496, 385020), (52785, 382912), (53268, 379440), (53568, 377315), (53847, 375360), (55584, 363630), (56304, 358980), (56916, 355120), (57040, 354348), (59058, 342240), (59830, 337824), (60605, 333504), (61760, 327267), (62560, 323082), (63240, 319608), (64170, 314976), (65620, 308016), (66240, 305133), (66585, 303552), (66960, 301852), (68448, 295290), (69480, 290904), (70380, 287184), (71024, 284580), (71145, 284096), (71796, 281520), (72726, 277920), (73440, 275218), (75072, 269235), (75463, 267840), (75888, 266340), (77004, 262480), (78744, 256680), (79902, 252960), (83376, 242420), (84320, 239706), (84456, 239320), (85560, 236232), (88587, 228160), (88780, 227664), (89280, 226389), (89745, 225216), (92640, 218178), (93840, 215388), (94860, 213072), (95728, 211140), (96255, 209984), (96968, 208440), (98430, 205344), (99360, 203422), (101184, 199755), (101711, 198720), (102672, 196860), (104220, 193936), (104992, 192510), (105570, 191456), (106536, 189720), (107694, 187680), (109089, 185280), (111168, 181815), (112608, 179490), (113832, 177560), (114080, 177174), (118116, 171120), (119660, 168912), (119853, 168640), (121210, 166752), (125120, 161541), (126480, 159804), (128340, 157488), (131240, 154008), (133170, 151776), (133920, 150926), (136896, 147645), (137609, 146880), (138960, 145452), (140760, 143592), (142048, 142290)]