20942878320

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:571

約数の個数: 960

約数和(自身を含む): 93474017280

約数和(自身を除く): 72531138960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 31, 35, 36, 39, 40, 42, 45, 48, 49, 52, 54, 56, 60, 62, 63, 65, 70, 72, 78, 80, 84, 90, 91, 93, 98, 104, 105, 108, 112, 117, 120, 124, 126, 130, 135, 140, 144, 147, 155, 156, 168, 180, 182, 186, 189, 195, 196, 208, 210, 216, 217, 234, 240, 245, 248, 252, 260, 270, 273, 279, 280, 294, 310, 312, 315, 336, 351, 360, 364, 372, 378, 390, 392, 403, 420, 432, 434, 441, 455, 465, 468, 490, 491, 496, 504, 520, 540, 546, 558, 560, 585, 588, 620, 624, 630, 637, 651, 702, 720, 728, 735, 744, 756, 780, 784, 806, 819, 837, 840, 868, 882, 910, 930, 936, 945, 980, 982, 1008, 1040, 1080, 1085, 1092, 1116, 1170, 1176, 1209, 1240, 1260, 1274, 1302, 1323, 1365, 1395, 1404, 1456, 1470, 1473, 1488, 1512, 1519, 1560, 1612, 1638, 1674, 1680, 1736, 1755, 1764, 1820, 1860, 1872, 1890, 1911, 1953, 1960, 1964, 2015, 2160, 2170, 2184, 2205, 2232, 2340, 2352, 2418, 2455, 2457, 2480, 2520, 2548, 2604, 2646, 2730, 2790, 2808, 2821, 2940, 2946, 3024, 3038, 3120, 3185, 3224, 3255, 3276, 3348, 3437, 3472, 3510, 3528, 3627, 3640, 3720, 3780, 3822, 3906, 3920, 3928, 4030, 4095, 4185, 4340, 4368, 4410, 4419, 4464, 4557, 4680, 4836, 4910, 4914, 5040, 5096, 5208, 5292, 5460, 5580, 5616, 5642, 5733, 5859, 5880, 5892, 6045, 6076, 6370, 6383, 6448, 6510, 6552, 6615, 6696, 6874, 7020, 7056, 7254, 7280, 7365, 7440, 7560, 7595, 7644, 7812, 7856, 8060, 8190, 8370, 8463, 8680, 8820, 8838, 9114, 9360, 9555, 9672, 9765, 9820, 9828, 10192, 10311, 10416, 10584, 10881, 10920, 11160, 11284, 11466, 11718, 11760, 11784, 12090, 12152, 12285, 12740, 12766, 13020, 13104, 13230, 13257, 13392, 13671, 13748, 14040, 14105, 14508, 14730, 15120, 15190, 15221, 15288, 15624, 16120, 16380, 16740, 16926, 17185, 17199, 17360, 17640, 17676, 18135, 18228, 19110, 19149, 19344, 19530, 19640, 19656, 19747, 20622, 21168, 21762, 21840, 22095, 22320, 22568, 22785, 22932, 23436, 23568, 24059, 24180, 24304, 24570, 25389, 25480, 25532, 26040, 26460, 26514, 27342, 27496, 28080, 28210, 28665, 29016, 29295, 29460, 30380, 30442, 30576, 30933, 31248, 31915, 32240, 32760, 33480, 33852, 34370, 34398, 35280, 35352, 36270, 36456, 38220, 38298, 39060, 39280, 39312, 39494, 41013, 41244, 42315, 43524, 44190, 44681, 45136, 45570, 45663, 45864, 46872, 48118, 48360, 49140, 50778, 50960, 51064, 51555, 52080, 52920, 53028, 54405, 54684, 54992, 56420, 57330, 57447, 58032, 58590, 58920, 59241, 60760, 60884, 61866, 63830, 65520, 66285, 66960, 67704, 68355, 68740, 68796, 70704, 72177, 72540, 72912, 76105, 76167, 76440, 76596, 78120, 78988, 82026, 82488, 84630, 85995, 87048, 88380, 89362, 91140, 91326, 91728, 92799, 93744, 95745, 96236, 96720, 98280, 98735, 101556, 102128, 103110, 105840, 106056, 106547, 108810, 109368, 112840, 114660, 114894, 117180, 117840, 118482, 120295, 121520, 121768, 123732, 126945, 127660, 132570, 134043, 135408, 136710, 136989, 137480, 137592, 144354, 145080, 152210, 152334, 152880, 153192, 154665, 156240, 157976, 164052, 164976, 169260, 171990, 172341, 174096, 176760, 177723, 178724, 182280, 182652, 185598, 191490, 192472, 196560, 197470, 197873, 203112, 205065, 206220, 212112, 213094, 216531, 217620, 218736, 223405, 225680, 228315, 229320, 229788, 234360, 236964, 240590, 243536, 247464, 253890, 255320, 265140, 268086, 273420, 273978, 274960, 275184, 287235, 288708, 290160, 296205, 304420, 304668, 306384, 309330, 312767, 315952, 319641, 328104, 338520, 343980, 344682, 353520, 355446, 357448, 360885, 364560, 365304, 371196, 380835, 382980, 384944, 394940, 395746, 402129, 406224, 410130, 410967, 412440, 426188, 433062, 435240, 446810, 456630, 458640, 459576, 463995, 468720, 473928, 481180, 494928, 507780, 510640, 530280, 532735, 533169, 536172, 546840, 547956, 574470, 577416, 592410, 593619, 608840, 609336, 618660, 625534, 639282, 649593, 656208, 670215, 677040, 684945, 687960, 689364, 710892, 714896, 721770, 730608, 742392, 745829, 761670, 765960, 789880, 791492, 804258, 820260, 821934, 824880, 852376, 861705, 866124, 870480, 888615, 893620, 913260, 919152, 927990, 938301, 947856, 958923, 962360, 989365, 1015560, 1060560, 1065470, 1066338, 1072344, 1082655, 1093680, 1095912, 1148940, 1154832, 1184820, 1187238, 1206387, 1217680, 1218672, 1237320, 1251068, 1278564, 1299186, 1340430, 1369890, 1375920, 1378728, 1385111, 1421784, 1443540, 1484784, 1491658, 1523340, 1531920, 1563835, 1579760, 1582984, 1598205, 1608516, 1640520, 1643868, 1704752, 1723410, 1732248, 1777230, 1780857, 1787240, 1826520, 1855980, 1876602, 1917846, 1924720, 1978730, 2010645, 2031120, 2054835, 2130940, 2132676, 2144688, 2165310, 2191824, 2237487, 2297880, 2369640, 2374476, 2412774, 2474640, 2502136, 2557128, 2598372, 2665845, 2680860, 2739780, 2757456, 2770222, 2814903, 2843568, 2876769, 2887080, 2968095, 2983316, 3046680, 3127670, 3165968, 3196410, 3217032, 3247965, 3281040, 3287736, 3446820, 3464496, 3554460, 3561714, 3574480, 3653040, 3711960, 3729145, 3753204, 3835692, 3957460, 4021290, 4109670, 4155333, 4261880, 4265352, 4330620, 4474974, 4595760, 4691505, 4739280, 4748952, 4794615, 4825548, 5004272, 5114256, 5196744, 5331690, 5342571, 5361720, 5479560, 5540444, 5629806, 5753538, 5774160, 5936190, 5966632, 6031935, 6093360, 6255340, 6392820, 6434064, 6495930, 6575472, 6712461, 6893640, 6925555, 7108920, 7123428, 7423920, 7458290, 7506408, 7671384, 7914920, 8042580, 8219340, 8310666, 8444709, 8523760, 8530704, 8661240, 8904285, 8949948, 9383010, 9497904, 9589230, 9651096, 9695777, 10393488, 10663380, 10685142, 10723440, 10959120, 11080888, 11187435, 11259612, 11507076, 11872380, 11933264, 12063870, 12465999, 12510680, 12785640, 12991860, 13424922, 13787280, 13851110, 14074515, 14217840, 14246856, 14383845, 14916580, 15012816, 15342768, 15829840, 16085160, 16438680, 16621332, 16889418, 17322480, 17808570, 17899896, 18766020, 19178460, 19302192, 19391554, 20137383, 20776665, 21326760, 21370284, 22161776, 22374870, 22519224, 23014152, 23744760, 24127740, 24931998, 25021360, 25571280, 25983720, 26712855, 26849844, 27702220, 28149030, 28493712, 28767690, 29087331, 29833160, 32170320, 32877360, 33242664, 33562305, 33778836, 35617140, 35799792, 37397997, 37532040, 38356920, 38783108, 40274766, 41553330, 42223545, 42653520, 42740568, 44749740, 45038448, 46028304, 47489520, 48255480, 48478885, 49863996, 51967440, 53425710, 53699688, 55404440, 56298060, 57535380, 58174662, 59666320, 62329995, 66485328, 67124610, 67557672, 71234280, 74795994, 75064080, 76713840, 77566216, 80549532, 83106660, 84447090, 85481136, 87261993, 89499480, 96510960, 96957770, 99727992, 100686915, 106851420, 107399376, 110808880, 112596120, 115070760, 116349324, 124659990, 134249220, 135115344, 142468560, 145436655, 149591988, 155132432, 161099064, 166213320, 168894180, 174523986, 178998960, 186989985, 193915540, 199455984, 201373830, 213702840, 225192240, 230141520, 232698648, 249319980, 261785979, 268498440, 290873310, 299183976, 322198128, 332426640, 337788360, 349047972, 373979970, 387831080, 402747660, 427405680, 436309965, 465397296, 498639960, 523571958, 536996880, 581746620, 598367952, 675576720, 698095944, 747959940, 775662160, 805495320, 872619930, 997279920, 1047143916, 1163493240, 1308929895, 1396191888, 1495919880, 1610990640, 1745239860, 2094287832, 2326986480, 2617859790, 2991839760, 3490479720, 4188575664, 5235719580, 6980959440, 10471439160, 20942878320]

約数ペア:

[(1, 20942878320), (2, 10471439160), (3, 6980959440), (4, 5235719580), (5, 4188575664), (6, 3490479720), (7, 2991839760), (8, 2617859790), (9, 2326986480), (10, 2094287832), (12, 1745239860), (13, 1610990640), (14, 1495919880), (15, 1396191888), (16, 1308929895), (18, 1163493240), (20, 1047143916), (21, 997279920), (24, 872619930), (26, 805495320), (27, 775662160), (28, 747959940), (30, 698095944), (31, 675576720), (35, 598367952), (36, 581746620), (39, 536996880), (40, 523571958), (42, 498639960), (45, 465397296), (48, 436309965), (49, 427405680), (52, 402747660), (54, 387831080), (56, 373979970), (60, 349047972), (62, 337788360), (63, 332426640), (65, 322198128), (70, 299183976), (72, 290873310), (78, 268498440), (80, 261785979), (84, 249319980), (90, 232698648), (91, 230141520), (93, 225192240), (98, 213702840), (104, 201373830), (105, 199455984), (108, 193915540), (112, 186989985), (117, 178998960), (120, 174523986), (124, 168894180), (126, 166213320), (130, 161099064), (135, 155132432), (140, 149591988), (144, 145436655), (147, 142468560), (155, 135115344), (156, 134249220), (168, 124659990), (180, 116349324), (182, 115070760), (186, 112596120), (189, 110808880), (195, 107399376), (196, 106851420), (208, 100686915), (210, 99727992), (216, 96957770), (217, 96510960), (234, 89499480), (240, 87261993), (245, 85481136), (248, 84447090), (252, 83106660), (260, 80549532), (270, 77566216), (273, 76713840), (279, 75064080), (280, 74795994), (294, 71234280), (310, 67557672), (312, 67124610), (315, 66485328), (336, 62329995), (351, 59666320), (360, 58174662), (364, 57535380), (372, 56298060), (378, 55404440), (390, 53699688), (392, 53425710), (403, 51967440), (420, 49863996), (432, 48478885), (434, 48255480), (441, 47489520), (455, 46028304), (465, 45038448), (468, 44749740), (490, 42740568), (491, 42653520), (496, 42223545), (504, 41553330), (520, 40274766), (540, 38783108), (546, 38356920), (558, 37532040), (560, 37397997), (585, 35799792), (588, 35617140), (620, 33778836), (624, 33562305), (630, 33242664), (637, 32877360), (651, 32170320), (702, 29833160), (720, 29087331), (728, 28767690), (735, 28493712), (744, 28149030), (756, 27702220), (780, 26849844), (784, 26712855), (806, 25983720), (819, 25571280), (837, 25021360), (840, 24931998), (868, 24127740), (882, 23744760), (910, 23014152), (930, 22519224), (936, 22374870), (945, 22161776), (980, 21370284), (982, 21326760), (1008, 20776665), (1040, 20137383), (1080, 19391554), (1085, 19302192), (1092, 19178460), (1116, 18766020), (1170, 17899896), (1176, 17808570), (1209, 17322480), (1240, 16889418), (1260, 16621332), (1274, 16438680), (1302, 16085160), (1323, 15829840), (1365, 15342768), (1395, 15012816), (1404, 14916580), (1456, 14383845), (1470, 14246856), (1473, 14217840), (1488, 14074515), (1512, 13851110), (1519, 13787280), (1560, 13424922), (1612, 12991860), (1638, 12785640), (1674, 12510680), (1680, 12465999), (1736, 12063870), (1755, 11933264), (1764, 11872380), (1820, 11507076), (1860, 11259612), (1872, 11187435), (1890, 11080888), (1911, 10959120), (1953, 10723440), (1960, 10685142), (1964, 10663380), (2015, 10393488), (2160, 9695777), (2170, 9651096), (2184, 9589230), (2205, 9497904), (2232, 9383010), (2340, 8949948), (2352, 8904285), (2418, 8661240), (2455, 8530704), (2457, 8523760), (2480, 8444709), (2520, 8310666), (2548, 8219340), (2604, 8042580), (2646, 7914920), (2730, 7671384), (2790, 7506408), (2808, 7458290), (2821, 7423920), (2940, 7123428), (2946, 7108920), (3024, 6925555), (3038, 6893640), (3120, 6712461), (3185, 6575472), (3224, 6495930), (3255, 6434064), (3276, 6392820), (3348, 6255340), (3437, 6093360), (3472, 6031935), (3510, 5966632), (3528, 5936190), (3627, 5774160), (3640, 5753538), (3720, 5629806), (3780, 5540444), (3822, 5479560), (3906, 5361720), (3920, 5342571), (3928, 5331690), (4030, 5196744), (4095, 5114256), (4185, 5004272), (4340, 4825548), (4368, 4794615), (4410, 4748952), (4419, 4739280), (4464, 4691505), (4557, 4595760), (4680, 4474974), (4836, 4330620), (4910, 4265352), (4914, 4261880), (5040, 4155333), (5096, 4109670), (5208, 4021290), (5292, 3957460), (5460, 3835692), (5580, 3753204), (5616, 3729145), (5642, 3711960), (5733, 3653040), (5859, 3574480), (5880, 3561714), (5892, 3554460), (6045, 3464496), (6076, 3446820), (6370, 3287736), (6383, 3281040), (6448, 3247965), (6510, 3217032), (6552, 3196410), (6615, 3165968), (6696, 3127670), (6874, 3046680), (7020, 2983316), (7056, 2968095), (7254, 2887080), (7280, 2876769), (7365, 2843568), (7440, 2814903), (7560, 2770222), (7595, 2757456), (7644, 2739780), (7812, 2680860), (7856, 2665845), (8060, 2598372), (8190, 2557128), (8370, 2502136), (8463, 2474640), (8680, 2412774), (8820, 2374476), (8838, 2369640), (9114, 2297880), (9360, 2237487), (9555, 2191824), (9672, 2165310), (9765, 2144688), (9820, 2132676), (9828, 2130940), (10192, 2054835), (10311, 2031120), (10416, 2010645), (10584, 1978730), (10881, 1924720), (10920, 1917846), (11160, 1876602), (11284, 1855980), (11466, 1826520), (11718, 1787240), (11760, 1780857), (11784, 1777230), (12090, 1732248), (12152, 1723410), (12285, 1704752), (12740, 1643868), (12766, 1640520), (13020, 1608516), (13104, 1598205), (13230, 1582984), (13257, 1579760), (13392, 1563835), (13671, 1531920), (13748, 1523340), (14040, 1491658), (14105, 1484784), (14508, 1443540), (14730, 1421784), (15120, 1385111), (15190, 1378728), (15221, 1375920), (15288, 1369890), (15624, 1340430), (16120, 1299186), (16380, 1278564), (16740, 1251068), (16926, 1237320), (17185, 1218672), (17199, 1217680), (17360, 1206387), (17640, 1187238), (17676, 1184820), (18135, 1154832), (18228, 1148940), (19110, 1095912), (19149, 1093680), (19344, 1082655), (19530, 1072344), (19640, 1066338), (19656, 1065470), (19747, 1060560), (20622, 1015560), (21168, 989365), (21762, 962360), (21840, 958923), (22095, 947856), (22320, 938301), (22568, 927990), (22785, 919152), (22932, 913260), (23436, 893620), (23568, 888615), (24059, 870480), (24180, 866124), (24304, 861705), (24570, 852376), (25389, 824880), (25480, 821934), (25532, 820260), (26040, 804258), (26460, 791492), (26514, 789880), (27342, 765960), (27496, 761670), (28080, 745829), (28210, 742392), (28665, 730608), (29016, 721770), (29295, 714896), (29460, 710892), (30380, 689364), (30442, 687960), (30576, 684945), (30933, 677040), (31248, 670215), (31915, 656208), (32240, 649593), (32760, 639282), (33480, 625534), (33852, 618660), (34370, 609336), (34398, 608840), (35280, 593619), (35352, 592410), (36270, 577416), (36456, 574470), (38220, 547956), (38298, 546840), (39060, 536172), (39280, 533169), (39312, 532735), (39494, 530280), (41013, 510640), (41244, 507780), (42315, 494928), (43524, 481180), (44190, 473928), (44681, 468720), (45136, 463995), (45570, 459576), (45663, 458640), (45864, 456630), (46872, 446810), (48118, 435240), (48360, 433062), (49140, 426188), (50778, 412440), (50960, 410967), (51064, 410130), (51555, 406224), (52080, 402129), (52920, 395746), (53028, 394940), (54405, 384944), (54684, 382980), (54992, 380835), (56420, 371196), (57330, 365304), (57447, 364560), (58032, 360885), (58590, 357448), (58920, 355446), (59241, 353520), (60760, 344682), (60884, 343980), (61866, 338520), (63830, 328104), (65520, 319641), (66285, 315952), (66960, 312767), (67704, 309330), (68355, 306384), (68740, 304668), (68796, 304420), (70704, 296205), (72177, 290160), (72540, 288708), (72912, 287235), (76105, 275184), (76167, 274960), (76440, 273978), (76596, 273420), (78120, 268086), (78988, 265140), (82026, 255320), (82488, 253890), (84630, 247464), (85995, 243536), (87048, 240590), (88380, 236964), (89362, 234360), (91140, 229788), (91326, 229320), (91728, 228315), (92799, 225680), (93744, 223405), (95745, 218736), (96236, 217620), (96720, 216531), (98280, 213094), (98735, 212112), (101556, 206220), (102128, 205065), (103110, 203112), (105840, 197873), (106056, 197470), (106547, 196560), (108810, 192472), (109368, 191490), (112840, 185598), (114660, 182652), (114894, 182280), (117180, 178724), (117840, 177723), (118482, 176760), (120295, 174096), (121520, 172341), (121768, 171990), (123732, 169260), (126945, 164976), (127660, 164052), (132570, 157976), (134043, 156240), (135408, 154665), (136710, 153192), (136989, 152880), (137480, 152334), (137592, 152210), (144354, 145080)]