20490615360

素因数分解:

$2^6\times 3^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 896

約数和(自身を含む): 81579110400

約数和(自身を除く): 61088495040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 27, 30, 32, 36, 38, 40, 45, 46, 48, 54, 57, 60, 64, 67, 69, 72, 76, 80, 81, 90, 92, 95, 96, 108, 114, 115, 120, 134, 135, 138, 144, 152, 160, 162, 171, 180, 184, 190, 192, 201, 207, 216, 228, 230, 240, 243, 268, 270, 276, 285, 288, 304, 320, 324, 335, 342, 345, 360, 368, 380, 402, 405, 414, 432, 437, 456, 460, 480, 486, 513, 536, 540, 552, 570, 576, 603, 608, 621, 648, 670, 684, 690, 720, 729, 736, 760, 804, 810, 828, 855, 864, 874, 912, 920, 960, 972, 1005, 1026, 1035, 1072, 1080, 1104, 1140, 1206, 1215, 1216, 1242, 1273, 1296, 1311, 1340, 1368, 1380, 1440, 1458, 1472, 1520, 1539, 1541, 1608, 1620, 1656, 1710, 1728, 1748, 1809, 1824, 1840, 1863, 1944, 2010, 2052, 2070, 2144, 2160, 2185, 2187, 2208, 2280, 2412, 2430, 2484, 2546, 2565, 2592, 2622, 2680, 2736, 2760, 2880, 2916, 3015, 3040, 3078, 3082, 3105, 3216, 3240, 3312, 3420, 3496, 3618, 3645, 3648, 3680, 3726, 3819, 3888, 3933, 4020, 4104, 4140, 4288, 4320, 4370, 4374, 4416, 4560, 4617, 4623, 4824, 4860, 4968, 5092, 5130, 5184, 5244, 5360, 5427, 5472, 5520, 5589, 5832, 6030, 6080, 6156, 6164, 6210, 6365, 6432, 6480, 6555, 6624, 6840, 6992, 7236, 7290, 7360, 7452, 7638, 7695, 7705, 7776, 7866, 8040, 8208, 8280, 8640, 8740, 8748, 9045, 9120, 9234, 9246, 9315, 9648, 9720, 9936, 10184, 10260, 10488, 10720, 10854, 10935, 10944, 11040, 11178, 11457, 11664, 11799, 12060, 12312, 12328, 12420, 12730, 12864, 12960, 13110, 13248, 13680, 13851, 13869, 13984, 14472, 14580, 14904, 15276, 15390, 15410, 15552, 15732, 16080, 16281, 16416, 16560, 16767, 17480, 17496, 18090, 18240, 18468, 18492, 18630, 19095, 19296, 19440, 19665, 19872, 20368, 20520, 20976, 21440, 21708, 21870, 22080, 22356, 22914, 23085, 23115, 23328, 23598, 24120, 24624, 24656, 24840, 25460, 25920, 26220, 27135, 27360, 27702, 27738, 27945, 27968, 28944, 29160, 29279, 29808, 30552, 30780, 30820, 31464, 32160, 32562, 32832, 33120, 33534, 34371, 34960, 34992, 35397, 36180, 36936, 36984, 37260, 38190, 38592, 38880, 39330, 39744, 40736, 41040, 41553, 41607, 41952, 43416, 43740, 44712, 45828, 46170, 46230, 46656, 47196, 48240, 48843, 49248, 49312, 49680, 50301, 50920, 52440, 54270, 54720, 55404, 55476, 55890, 57285, 57888, 58320, 58558, 58995, 59616, 61104, 61560, 61640, 62928, 64320, 65124, 66240, 67068, 68742, 69255, 69345, 69920, 69984, 70794, 72360, 73872, 73968, 74520, 76380, 77760, 78660, 81405, 81472, 82080, 83106, 83214, 83835, 83904, 86832, 87480, 87837, 89424, 91656, 92340, 92460, 94392, 96480, 97686, 98496, 98624, 99360, 100602, 101840, 103113, 104880, 106191, 108540, 110808, 110952, 111780, 114570, 115776, 116640, 117116, 117990, 119232, 122208, 123120, 123280, 124821, 125856, 130248, 134136, 137484, 138510, 138690, 139840, 139968, 141588, 144720, 146395, 146529, 147744, 147936, 149040, 152760, 157320, 162810, 164160, 166212, 166428, 167670, 171855, 173664, 174960, 175674, 176985, 178848, 183312, 184680, 184920, 188784, 192960, 195372, 198720, 201204, 203680, 206226, 207765, 208035, 209760, 212382, 217080, 221616, 221904, 223560, 229140, 233280, 234232, 235980, 244215, 244416, 246240, 246560, 249642, 251505, 251712, 260496, 263511, 268272, 274968, 277020, 277380, 283176, 289440, 292790, 293058, 295488, 295872, 298080, 305520, 309339, 314640, 318573, 325620, 332424, 332856, 335340, 343710, 347328, 349920, 351348, 353970, 357696, 366624, 369360, 369840, 374463, 377568, 390744, 402408, 407360, 412452, 415530, 416070, 419520, 424764, 434160, 439185, 443232, 443808, 447120, 458280, 468464, 471960, 488430, 492480, 493120, 499284, 503010, 515565, 520992, 527022, 530955, 536544, 549936, 554040, 554760, 566352, 578880, 585580, 586116, 596160, 611040, 618678, 624105, 629280, 637146, 651240, 664848, 665712, 670680, 687420, 699840, 702696, 707940, 732645, 733248, 738720, 739680, 748926, 755136, 781488, 790533, 804816, 824904, 831060, 832140, 849528, 868320, 878370, 886464, 887616, 894240, 916560, 928017, 936928, 943920, 955719, 976860, 998568, 1006020, 1031130, 1041984, 1054044, 1061910, 1073088, 1099872, 1108080, 1109520, 1123389, 1132704, 1171160, 1172232, 1222080, 1237356, 1248210, 1258560, 1274292, 1302480, 1317555, 1329696, 1331424, 1341360, 1374840, 1405392, 1415880, 1465290, 1477440, 1479360, 1497852, 1546695, 1562976, 1581066, 1592865, 1609632, 1649808, 1662120, 1664280, 1699056, 1736640, 1756740, 1788480, 1833120, 1856034, 1872315, 1873856, 1887840, 1911438, 1953720, 1997136, 2012040, 2062260, 2108088, 2123820, 2199744, 2216160, 2219040, 2246778, 2265408, 2342320, 2344464, 2371599, 2474712, 2496420, 2548584, 2604960, 2635110, 2659392, 2662848, 2682720, 2749680, 2784051, 2810784, 2831760, 2930580, 2995704, 3093390, 3125952, 3162132, 3185730, 3219264, 3299616, 3324240, 3328560, 3370167, 3398112, 3513480, 3666240, 3712068, 3744630, 3775680, 3822876, 3907440, 3952665, 3994272, 4024080, 4124520, 4216176, 4247640, 4432320, 4438080, 4493556, 4640085, 4684640, 4688928, 4743198, 4778595, 4949424, 4992840, 5097168, 5209920, 5270220, 5365440, 5499360, 5568102, 5616945, 5621568, 5663520, 5861160, 5991408, 6186780, 6324264, 6371460, 6599232, 6648480, 6657120, 6740334, 6796224, 7026960, 7114797, 7424136, 7489260, 7645752, 7814880, 7905330, 7988544, 8048160, 8249040, 8432352, 8495280, 8987112, 9280170, 9369280, 9377856, 9486396, 9557190, 9898848, 9985680, 10194336, 10540440, 10998720, 11136204, 11233890, 11327040, 11722320, 11857995, 11982816, 12373560, 12648528, 12742920, 13296960, 13314240, 13480668, 13920255, 14053920, 14229594, 14848272, 14978520, 15291504, 15629760, 15810660, 16096320, 16498080, 16850835, 16864704, 16990560, 17974224, 18560340, 18972792, 19114380, 19797696, 19971360, 20388672, 21080880, 21344391, 22272408, 22467780, 23444640, 23715990, 23965632, 24747120, 25297056, 25485840, 26961336, 27840510, 28107840, 28459188, 29696544, 29957040, 30583008, 31621320, 32996160, 33701670, 33981120, 35573985, 35948448, 37120680, 37945584, 38228760, 39942720, 42161760, 42688782, 44544816, 44935560, 46889280, 47431980, 49494240, 50594112, 50971680, 53922672, 55681020, 56918376, 59393088, 59914080, 61166016, 63242640, 64033173, 67403340, 71147970, 71896896, 74241360, 75891168, 76457520, 84323520, 85377564, 89089632, 89871120, 94863960, 98988480, 101943360, 106721955, 107845344, 111362040, 113836752, 119828160, 126485280, 128066346, 134806680, 142295940, 148482720, 151782336, 152915040, 170755128, 178179264, 179742240, 189727920, 213443910, 215690688, 222724080, 227673504, 252970560, 256132692, 269613360, 284591880, 296965440, 305830080, 320165865, 341510256, 359484480, 379455840, 426887820, 445448160, 455347008, 512265384, 539226720, 569183760, 640331730, 683020512, 758911680, 853775640, 890896320, 1024530768, 1078453440, 1138367520, 1280663460, 1366041024, 1707551280, 2049061536, 2276735040, 2561326920, 3415102560, 4098123072, 5122653840, 6830205120, 10245307680, 20490615360]

約数ペア:

[(1, 20490615360), (2, 10245307680), (3, 6830205120), (4, 5122653840), (5, 4098123072), (6, 3415102560), (8, 2561326920), (9, 2276735040), (10, 2049061536), (12, 1707551280), (15, 1366041024), (16, 1280663460), (18, 1138367520), (19, 1078453440), (20, 1024530768), (23, 890896320), (24, 853775640), (27, 758911680), (30, 683020512), (32, 640331730), (36, 569183760), (38, 539226720), (40, 512265384), (45, 455347008), (46, 445448160), (48, 426887820), (54, 379455840), (57, 359484480), (60, 341510256), (64, 320165865), (67, 305830080), (69, 296965440), (72, 284591880), (76, 269613360), (80, 256132692), (81, 252970560), (90, 227673504), (92, 222724080), (95, 215690688), (96, 213443910), (108, 189727920), (114, 179742240), (115, 178179264), (120, 170755128), (134, 152915040), (135, 151782336), (138, 148482720), (144, 142295940), (152, 134806680), (160, 128066346), (162, 126485280), (171, 119828160), (180, 113836752), (184, 111362040), (190, 107845344), (192, 106721955), (201, 101943360), (207, 98988480), (216, 94863960), (228, 89871120), (230, 89089632), (240, 85377564), (243, 84323520), (268, 76457520), (270, 75891168), (276, 74241360), (285, 71896896), (288, 71147970), (304, 67403340), (320, 64033173), (324, 63242640), (335, 61166016), (342, 59914080), (345, 59393088), (360, 56918376), (368, 55681020), (380, 53922672), (402, 50971680), (405, 50594112), (414, 49494240), (432, 47431980), (437, 46889280), (456, 44935560), (460, 44544816), (480, 42688782), (486, 42161760), (513, 39942720), (536, 38228760), (540, 37945584), (552, 37120680), (570, 35948448), (576, 35573985), (603, 33981120), (608, 33701670), (621, 32996160), (648, 31621320), (670, 30583008), (684, 29957040), (690, 29696544), (720, 28459188), (729, 28107840), (736, 27840510), (760, 26961336), (804, 25485840), (810, 25297056), (828, 24747120), (855, 23965632), (864, 23715990), (874, 23444640), (912, 22467780), (920, 22272408), (960, 21344391), (972, 21080880), (1005, 20388672), (1026, 19971360), (1035, 19797696), (1072, 19114380), (1080, 18972792), (1104, 18560340), (1140, 17974224), (1206, 16990560), (1215, 16864704), (1216, 16850835), (1242, 16498080), (1273, 16096320), (1296, 15810660), (1311, 15629760), (1340, 15291504), (1368, 14978520), (1380, 14848272), (1440, 14229594), (1458, 14053920), (1472, 13920255), (1520, 13480668), (1539, 13314240), (1541, 13296960), (1608, 12742920), (1620, 12648528), (1656, 12373560), (1710, 11982816), (1728, 11857995), (1748, 11722320), (1809, 11327040), (1824, 11233890), (1840, 11136204), (1863, 10998720), (1944, 10540440), (2010, 10194336), (2052, 9985680), (2070, 9898848), (2144, 9557190), (2160, 9486396), (2185, 9377856), (2187, 9369280), (2208, 9280170), (2280, 8987112), (2412, 8495280), (2430, 8432352), (2484, 8249040), (2546, 8048160), (2565, 7988544), (2592, 7905330), (2622, 7814880), (2680, 7645752), (2736, 7489260), (2760, 7424136), (2880, 7114797), (2916, 7026960), (3015, 6796224), (3040, 6740334), (3078, 6657120), (3082, 6648480), (3105, 6599232), (3216, 6371460), (3240, 6324264), (3312, 6186780), (3420, 5991408), (3496, 5861160), (3618, 5663520), (3645, 5621568), (3648, 5616945), (3680, 5568102), (3726, 5499360), (3819, 5365440), (3888, 5270220), (3933, 5209920), (4020, 5097168), (4104, 4992840), (4140, 4949424), (4288, 4778595), (4320, 4743198), (4370, 4688928), (4374, 4684640), (4416, 4640085), (4560, 4493556), (4617, 4438080), (4623, 4432320), (4824, 4247640), (4860, 4216176), (4968, 4124520), (5092, 4024080), (5130, 3994272), (5184, 3952665), (5244, 3907440), (5360, 3822876), (5427, 3775680), (5472, 3744630), (5520, 3712068), (5589, 3666240), (5832, 3513480), (6030, 3398112), (6080, 3370167), (6156, 3328560), (6164, 3324240), (6210, 3299616), (6365, 3219264), (6432, 3185730), (6480, 3162132), (6555, 3125952), (6624, 3093390), (6840, 2995704), (6992, 2930580), (7236, 2831760), (7290, 2810784), (7360, 2784051), (7452, 2749680), (7638, 2682720), (7695, 2662848), (7705, 2659392), (7776, 2635110), (7866, 2604960), (8040, 2548584), (8208, 2496420), (8280, 2474712), (8640, 2371599), (8740, 2344464), (8748, 2342320), (9045, 2265408), (9120, 2246778), (9234, 2219040), (9246, 2216160), (9315, 2199744), (9648, 2123820), (9720, 2108088), (9936, 2062260), (10184, 2012040), (10260, 1997136), (10488, 1953720), (10720, 1911438), (10854, 1887840), (10935, 1873856), (10944, 1872315), (11040, 1856034), (11178, 1833120), (11457, 1788480), (11664, 1756740), (11799, 1736640), (12060, 1699056), (12312, 1664280), (12328, 1662120), (12420, 1649808), (12730, 1609632), (12864, 1592865), (12960, 1581066), (13110, 1562976), (13248, 1546695), (13680, 1497852), (13851, 1479360), (13869, 1477440), (13984, 1465290), (14472, 1415880), (14580, 1405392), (14904, 1374840), (15276, 1341360), (15390, 1331424), (15410, 1329696), (15552, 1317555), (15732, 1302480), (16080, 1274292), (16281, 1258560), (16416, 1248210), (16560, 1237356), (16767, 1222080), (17480, 1172232), (17496, 1171160), (18090, 1132704), (18240, 1123389), (18468, 1109520), (18492, 1108080), (18630, 1099872), (19095, 1073088), (19296, 1061910), (19440, 1054044), (19665, 1041984), (19872, 1031130), (20368, 1006020), (20520, 998568), (20976, 976860), (21440, 955719), (21708, 943920), (21870, 936928), (22080, 928017), (22356, 916560), (22914, 894240), (23085, 887616), (23115, 886464), (23328, 878370), (23598, 868320), (24120, 849528), (24624, 832140), (24656, 831060), (24840, 824904), (25460, 804816), (25920, 790533), (26220, 781488), (27135, 755136), (27360, 748926), (27702, 739680), (27738, 738720), (27945, 733248), (27968, 732645), (28944, 707940), (29160, 702696), (29279, 699840), (29808, 687420), (30552, 670680), (30780, 665712), (30820, 664848), (31464, 651240), (32160, 637146), (32562, 629280), (32832, 624105), (33120, 618678), (33534, 611040), (34371, 596160), (34960, 586116), (34992, 585580), (35397, 578880), (36180, 566352), (36936, 554760), (36984, 554040), (37260, 549936), (38190, 536544), (38592, 530955), (38880, 527022), (39330, 520992), (39744, 515565), (40736, 503010), (41040, 499284), (41553, 493120), (41607, 492480), (41952, 488430), (43416, 471960), (43740, 468464), (44712, 458280), (45828, 447120), (46170, 443808), (46230, 443232), (46656, 439185), (47196, 434160), (48240, 424764), (48843, 419520), (49248, 416070), (49312, 415530), (49680, 412452), (50301, 407360), (50920, 402408), (52440, 390744), (54270, 377568), (54720, 374463), (55404, 369840), (55476, 369360), (55890, 366624), (57285, 357696), (57888, 353970), (58320, 351348), (58558, 349920), (58995, 347328), (59616, 343710), (61104, 335340), (61560, 332856), (61640, 332424), (62928, 325620), (64320, 318573), (65124, 314640), (66240, 309339), (67068, 305520), (68742, 298080), (69255, 295872), (69345, 295488), (69920, 293058), (69984, 292790), (70794, 289440), (72360, 283176), (73872, 277380), (73968, 277020), (74520, 274968), (76380, 268272), (77760, 263511), (78660, 260496), (81405, 251712), (81472, 251505), (82080, 249642), (83106, 246560), (83214, 246240), (83835, 244416), (83904, 244215), (86832, 235980), (87480, 234232), (87837, 233280), (89424, 229140), (91656, 223560), (92340, 221904), (92460, 221616), (94392, 217080), (96480, 212382), (97686, 209760), (98496, 208035), (98624, 207765), (99360, 206226), (100602, 203680), (101840, 201204), (103113, 198720), (104880, 195372), (106191, 192960), (108540, 188784), (110808, 184920), (110952, 184680), (111780, 183312), (114570, 178848), (115776, 176985), (116640, 175674), (117116, 174960), (117990, 173664), (119232, 171855), (122208, 167670), (123120, 166428), (123280, 166212), (124821, 164160), (125856, 162810), (130248, 157320), (134136, 152760), (137484, 149040), (138510, 147936), (138690, 147744), (139840, 146529), (139968, 146395), (141588, 144720)]