20248971840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 896

約数和(自身を含む): 81462067200

約数和(自身を除く): 61213095360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 27, 30, 31, 32, 36, 38, 40, 45, 46, 48, 54, 57, 60, 62, 64, 69, 72, 76, 80, 90, 92, 93, 95, 96, 108, 114, 115, 120, 124, 135, 138, 144, 152, 155, 160, 171, 173, 180, 184, 186, 190, 192, 207, 216, 228, 230, 240, 248, 270, 276, 279, 285, 288, 304, 310, 320, 342, 345, 346, 360, 368, 372, 380, 414, 432, 437, 456, 460, 465, 480, 496, 513, 519, 540, 552, 558, 570, 576, 589, 608, 620, 621, 684, 690, 692, 713, 720, 736, 744, 760, 828, 837, 855, 864, 865, 874, 912, 920, 930, 960, 992, 1026, 1035, 1038, 1080, 1104, 1116, 1140, 1178, 1216, 1240, 1242, 1311, 1368, 1380, 1384, 1395, 1426, 1440, 1472, 1488, 1520, 1557, 1656, 1674, 1710, 1728, 1730, 1748, 1767, 1824, 1840, 1860, 1984, 2052, 2070, 2076, 2139, 2160, 2185, 2208, 2232, 2280, 2356, 2480, 2484, 2565, 2595, 2622, 2736, 2760, 2768, 2790, 2852, 2880, 2945, 2976, 3040, 3105, 3114, 3287, 3312, 3348, 3420, 3460, 3496, 3534, 3565, 3648, 3680, 3720, 3933, 3979, 4104, 4140, 4152, 4185, 4278, 4320, 4370, 4416, 4464, 4560, 4671, 4712, 4960, 4968, 5130, 5190, 5244, 5301, 5363, 5472, 5520, 5536, 5580, 5704, 5890, 5952, 6080, 6210, 6228, 6417, 6555, 6574, 6624, 6696, 6840, 6920, 6992, 7068, 7130, 7360, 7440, 7785, 7866, 7958, 8208, 8280, 8304, 8370, 8556, 8640, 8740, 8835, 8928, 9120, 9342, 9424, 9861, 9920, 9936, 10260, 10380, 10488, 10602, 10695, 10726, 10944, 11040, 11072, 11160, 11408, 11780, 11799, 11937, 12420, 12456, 12834, 13110, 13148, 13248, 13392, 13547, 13680, 13840, 13984, 14136, 14260, 14880, 15570, 15732, 15903, 15916, 16089, 16416, 16435, 16560, 16608, 16740, 17112, 17480, 17670, 17856, 18240, 18684, 18848, 19251, 19665, 19722, 19872, 19895, 20520, 20760, 20976, 21204, 21390, 21452, 22080, 22320, 22816, 23355, 23560, 23598, 23874, 24840, 24912, 25668, 26220, 26296, 26505, 26784, 26815, 27094, 27360, 27680, 27968, 28272, 28520, 29583, 29760, 31140, 31464, 31806, 31832, 32085, 32178, 32832, 32870, 33120, 33216, 33480, 34224, 34960, 35340, 35811, 37368, 37696, 38502, 39330, 39444, 39744, 39790, 40641, 41040, 41520, 41952, 42408, 42780, 42904, 44640, 45632, 46710, 47120, 47196, 47748, 48267, 49305, 49680, 49824, 51336, 52440, 52592, 53010, 53568, 53630, 54188, 54720, 55360, 56544, 57040, 58995, 59166, 59685, 62280, 62928, 63612, 63664, 64170, 64356, 65740, 66240, 66960, 67735, 68448, 69920, 70680, 71622, 74736, 75601, 77004, 78660, 78888, 79515, 79580, 80445, 81282, 82080, 83040, 83904, 84816, 85560, 85808, 88749, 89280, 93420, 94240, 94392, 95496, 96255, 96534, 98610, 99360, 99648, 101897, 102672, 104880, 105184, 106020, 107260, 107433, 108376, 113088, 114080, 117990, 118332, 119370, 121923, 123349, 124560, 125856, 127224, 127328, 128340, 128712, 131480, 133920, 135470, 136896, 139840, 141360, 143244, 144801, 147915, 149472, 151202, 154008, 157320, 157776, 159030, 159160, 160890, 162564, 164160, 166080, 169632, 171120, 171616, 177498, 179055, 186840, 188480, 188784, 190992, 192510, 193068, 197220, 198720, 203205, 203794, 205344, 209760, 210368, 212040, 214520, 214866, 216752, 226803, 228160, 235980, 236664, 238740, 241335, 243846, 246698, 249120, 251712, 254448, 254656, 256680, 257424, 262960, 267840, 270940, 282720, 286488, 289602, 295830, 298944, 302404, 305691, 308016, 314640, 315552, 318060, 318320, 321780, 325128, 339264, 342240, 343232, 354996, 358110, 365769, 370047, 373680, 377568, 378005, 381984, 385020, 386136, 394440, 406410, 407588, 410688, 419520, 424080, 429040, 429732, 433504, 443745, 453606, 471960, 473328, 477480, 482670, 487692, 493396, 498240, 508896, 509485, 513360, 514848, 525920, 537165, 541880, 565440, 572976, 579204, 591660, 604808, 609615, 611382, 616032, 616745, 629280, 631104, 636120, 636640, 643560, 650256, 680409, 684480, 709992, 716220, 724005, 731538, 740094, 747360, 755136, 756010, 763968, 770040, 772272, 788880, 812820, 815176, 848160, 858080, 859464, 867008, 887490, 907212, 917073, 943920, 946656, 954960, 965340, 975384, 986792, 1017792, 1018970, 1026720, 1029696, 1051840, 1074330, 1083760, 1110141, 1134015, 1145952, 1158408, 1183320, 1209616, 1219230, 1222764, 1232064, 1233490, 1258560, 1272240, 1273280, 1287120, 1300512, 1360818, 1419984, 1432440, 1448010, 1463076, 1480188, 1494720, 1512020, 1528455, 1540080, 1544544, 1577760, 1625640, 1630352, 1696320, 1716160, 1718928, 1774980, 1814424, 1828845, 1834146, 1850235, 1887840, 1893312, 1909920, 1930680, 1950768, 1973584, 2037940, 2041227, 2053440, 2148660, 2167520, 2220282, 2268030, 2291904, 2316816, 2343631, 2366640, 2419232, 2438460, 2445528, 2466980, 2544480, 2574240, 2601024, 2721636, 2751219, 2839968, 2864880, 2896020, 2926152, 2960376, 3024040, 3056910, 3080160, 3089088, 3155520, 3251280, 3260704, 3330423, 3402045, 3437856, 3549960, 3628848, 3657690, 3668292, 3700470, 3775680, 3819840, 3861360, 3901536, 3947168, 4075880, 4082454, 4297320, 4335040, 4440564, 4536060, 4585365, 4633632, 4687262, 4733280, 4838464, 4876920, 4891056, 4933960, 5088960, 5148480, 5443272, 5502438, 5550705, 5679936, 5729760, 5792040, 5852304, 5920752, 6048080, 6113820, 6160320, 6502560, 6521408, 6660846, 6804090, 6875712, 7030893, 7099920, 7257696, 7315380, 7336584, 7400940, 7722720, 7803072, 7894336, 8151760, 8164908, 8594640, 8881128, 9072120, 9170730, 9267264, 9374524, 9466560, 9753840, 9782112, 9867920, 10206135, 10886544, 11004876, 11101410, 11459520, 11584080, 11704608, 11718155, 11841504, 12096160, 12227640, 13005120, 13321692, 13608180, 13756095, 14061786, 14199840, 14515392, 14630760, 14673168, 14801880, 15445440, 16303520, 16329816, 16652115, 17189280, 17762256, 18144240, 18341460, 18749048, 19507680, 19564224, 19735840, 20412270, 21092679, 21773088, 22009752, 22202820, 23168160, 23409216, 23436310, 23683008, 24192320, 24455280, 26643384, 27216360, 27512190, 28123572, 28399680, 29261520, 29346336, 29603760, 32607040, 32659632, 33304230, 34378560, 35154465, 35524512, 36288480, 36682920, 37498096, 39015360, 39471680, 40824540, 42185358, 43546176, 44019504, 44405640, 46336320, 46872620, 48910560, 53286768, 54432720, 55024380, 56247144, 58523040, 58692672, 59207520, 63278037, 65319264, 66608460, 70308930, 71049024, 72576960, 73365840, 74996192, 81649080, 84370716, 88039008, 88811280, 93745240, 97821120, 105463395, 106573536, 108865440, 110048760, 112494288, 117046080, 118415040, 126556074, 130638528, 133216920, 140617860, 146731680, 149992384, 163298160, 168741432, 176078016, 177622560, 187490480, 210926790, 213147072, 217730880, 220097520, 224988576, 253112148, 266433840, 281235720, 293463360, 316390185, 326596320, 337482864, 355245120, 374980960, 421853580, 440195040, 449977152, 506224296, 532867680, 562471440, 632780370, 653192640, 674965728, 749961920, 843707160, 880390080, 1012448592, 1065735360, 1124942880, 1265560740, 1349931456, 1687414320, 2024897184, 2249885760, 2531121480, 3374828640, 4049794368, 5062242960, 6749657280, 10124485920, 20248971840]

約数ペア:

[(1, 20248971840), (2, 10124485920), (3, 6749657280), (4, 5062242960), (5, 4049794368), (6, 3374828640), (8, 2531121480), (9, 2249885760), (10, 2024897184), (12, 1687414320), (15, 1349931456), (16, 1265560740), (18, 1124942880), (19, 1065735360), (20, 1012448592), (23, 880390080), (24, 843707160), (27, 749961920), (30, 674965728), (31, 653192640), (32, 632780370), (36, 562471440), (38, 532867680), (40, 506224296), (45, 449977152), (46, 440195040), (48, 421853580), (54, 374980960), (57, 355245120), (60, 337482864), (62, 326596320), (64, 316390185), (69, 293463360), (72, 281235720), (76, 266433840), (80, 253112148), (90, 224988576), (92, 220097520), (93, 217730880), (95, 213147072), (96, 210926790), (108, 187490480), (114, 177622560), (115, 176078016), (120, 168741432), (124, 163298160), (135, 149992384), (138, 146731680), (144, 140617860), (152, 133216920), (155, 130638528), (160, 126556074), (171, 118415040), (173, 117046080), (180, 112494288), (184, 110048760), (186, 108865440), (190, 106573536), (192, 105463395), (207, 97821120), (216, 93745240), (228, 88811280), (230, 88039008), (240, 84370716), (248, 81649080), (270, 74996192), (276, 73365840), (279, 72576960), (285, 71049024), (288, 70308930), (304, 66608460), (310, 65319264), (320, 63278037), (342, 59207520), (345, 58692672), (346, 58523040), (360, 56247144), (368, 55024380), (372, 54432720), (380, 53286768), (414, 48910560), (432, 46872620), (437, 46336320), (456, 44405640), (460, 44019504), (465, 43546176), (480, 42185358), (496, 40824540), (513, 39471680), (519, 39015360), (540, 37498096), (552, 36682920), (558, 36288480), (570, 35524512), (576, 35154465), (589, 34378560), (608, 33304230), (620, 32659632), (621, 32607040), (684, 29603760), (690, 29346336), (692, 29261520), (713, 28399680), (720, 28123572), (736, 27512190), (744, 27216360), (760, 26643384), (828, 24455280), (837, 24192320), (855, 23683008), (864, 23436310), (865, 23409216), (874, 23168160), (912, 22202820), (920, 22009752), (930, 21773088), (960, 21092679), (992, 20412270), (1026, 19735840), (1035, 19564224), (1038, 19507680), (1080, 18749048), (1104, 18341460), (1116, 18144240), (1140, 17762256), (1178, 17189280), (1216, 16652115), (1240, 16329816), (1242, 16303520), (1311, 15445440), (1368, 14801880), (1380, 14673168), (1384, 14630760), (1395, 14515392), (1426, 14199840), (1440, 14061786), (1472, 13756095), (1488, 13608180), (1520, 13321692), (1557, 13005120), (1656, 12227640), (1674, 12096160), (1710, 11841504), (1728, 11718155), (1730, 11704608), (1748, 11584080), (1767, 11459520), (1824, 11101410), (1840, 11004876), (1860, 10886544), (1984, 10206135), (2052, 9867920), (2070, 9782112), (2076, 9753840), (2139, 9466560), (2160, 9374524), (2185, 9267264), (2208, 9170730), (2232, 9072120), (2280, 8881128), (2356, 8594640), (2480, 8164908), (2484, 8151760), (2565, 7894336), (2595, 7803072), (2622, 7722720), (2736, 7400940), (2760, 7336584), (2768, 7315380), (2790, 7257696), (2852, 7099920), (2880, 7030893), (2945, 6875712), (2976, 6804090), (3040, 6660846), (3105, 6521408), (3114, 6502560), (3287, 6160320), (3312, 6113820), (3348, 6048080), (3420, 5920752), (3460, 5852304), (3496, 5792040), (3534, 5729760), (3565, 5679936), (3648, 5550705), (3680, 5502438), (3720, 5443272), (3933, 5148480), (3979, 5088960), (4104, 4933960), (4140, 4891056), (4152, 4876920), (4185, 4838464), (4278, 4733280), (4320, 4687262), (4370, 4633632), (4416, 4585365), (4464, 4536060), (4560, 4440564), (4671, 4335040), (4712, 4297320), (4960, 4082454), (4968, 4075880), (5130, 3947168), (5190, 3901536), (5244, 3861360), (5301, 3819840), (5363, 3775680), (5472, 3700470), (5520, 3668292), (5536, 3657690), (5580, 3628848), (5704, 3549960), (5890, 3437856), (5952, 3402045), (6080, 3330423), (6210, 3260704), (6228, 3251280), (6417, 3155520), (6555, 3089088), (6574, 3080160), (6624, 3056910), (6696, 3024040), (6840, 2960376), (6920, 2926152), (6992, 2896020), (7068, 2864880), (7130, 2839968), (7360, 2751219), (7440, 2721636), (7785, 2601024), (7866, 2574240), (7958, 2544480), (8208, 2466980), (8280, 2445528), (8304, 2438460), (8370, 2419232), (8556, 2366640), (8640, 2343631), (8740, 2316816), (8835, 2291904), (8928, 2268030), (9120, 2220282), (9342, 2167520), (9424, 2148660), (9861, 2053440), (9920, 2041227), (9936, 2037940), (10260, 1973584), (10380, 1950768), (10488, 1930680), (10602, 1909920), (10695, 1893312), (10726, 1887840), (10944, 1850235), (11040, 1834146), (11072, 1828845), (11160, 1814424), (11408, 1774980), (11780, 1718928), (11799, 1716160), (11937, 1696320), (12420, 1630352), (12456, 1625640), (12834, 1577760), (13110, 1544544), (13148, 1540080), (13248, 1528455), (13392, 1512020), (13547, 1494720), (13680, 1480188), (13840, 1463076), (13984, 1448010), (14136, 1432440), (14260, 1419984), (14880, 1360818), (15570, 1300512), (15732, 1287120), (15903, 1273280), (15916, 1272240), (16089, 1258560), (16416, 1233490), (16435, 1232064), (16560, 1222764), (16608, 1219230), (16740, 1209616), (17112, 1183320), (17480, 1158408), (17670, 1145952), (17856, 1134015), (18240, 1110141), (18684, 1083760), (18848, 1074330), (19251, 1051840), (19665, 1029696), (19722, 1026720), (19872, 1018970), (19895, 1017792), (20520, 986792), (20760, 975384), (20976, 965340), (21204, 954960), (21390, 946656), (21452, 943920), (22080, 917073), (22320, 907212), (22816, 887490), (23355, 867008), (23560, 859464), (23598, 858080), (23874, 848160), (24840, 815176), (24912, 812820), (25668, 788880), (26220, 772272), (26296, 770040), (26505, 763968), (26784, 756010), (26815, 755136), (27094, 747360), (27360, 740094), (27680, 731538), (27968, 724005), (28272, 716220), (28520, 709992), (29583, 684480), (29760, 680409), (31140, 650256), (31464, 643560), (31806, 636640), (31832, 636120), (32085, 631104), (32178, 629280), (32832, 616745), (32870, 616032), (33120, 611382), (33216, 609615), (33480, 604808), (34224, 591660), (34960, 579204), (35340, 572976), (35811, 565440), (37368, 541880), (37696, 537165), (38502, 525920), (39330, 514848), (39444, 513360), (39744, 509485), (39790, 508896), (40641, 498240), (41040, 493396), (41520, 487692), (41952, 482670), (42408, 477480), (42780, 473328), (42904, 471960), (44640, 453606), (45632, 443745), (46710, 433504), (47120, 429732), (47196, 429040), (47748, 424080), (48267, 419520), (49305, 410688), (49680, 407588), (49824, 406410), (51336, 394440), (52440, 386136), (52592, 385020), (53010, 381984), (53568, 378005), (53630, 377568), (54188, 373680), (54720, 370047), (55360, 365769), (56544, 358110), (57040, 354996), (58995, 343232), (59166, 342240), (59685, 339264), (62280, 325128), (62928, 321780), (63612, 318320), (63664, 318060), (64170, 315552), (64356, 314640), (65740, 308016), (66240, 305691), (66960, 302404), (67735, 298944), (68448, 295830), (69920, 289602), (70680, 286488), (71622, 282720), (74736, 270940), (75601, 267840), (77004, 262960), (78660, 257424), (78888, 256680), (79515, 254656), (79580, 254448), (80445, 251712), (81282, 249120), (82080, 246698), (83040, 243846), (83904, 241335), (84816, 238740), (85560, 236664), (85808, 235980), (88749, 228160), (89280, 226803), (93420, 216752), (94240, 214866), (94392, 214520), (95496, 212040), (96255, 210368), (96534, 209760), (98610, 205344), (99360, 203794), (99648, 203205), (101897, 198720), (102672, 197220), (104880, 193068), (105184, 192510), (106020, 190992), (107260, 188784), (107433, 188480), (108376, 186840), (113088, 179055), (114080, 177498), (117990, 171616), (118332, 171120), (119370, 169632), (121923, 166080), (123349, 164160), (124560, 162564), (125856, 160890), (127224, 159160), (127328, 159030), (128340, 157776), (128712, 157320), (131480, 154008), (133920, 151202), (135470, 149472), (136896, 147915), (139840, 144801), (141360, 143244)]