20514014640

素因数分解:

$2^4\times 3^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^2$

素因数の和:168

約数の個数: 900

約数和(自身を含む): 88146639504

約数和(自身を除く): 67632624864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 49, 53, 54, 56, 60, 63, 69, 70, 72, 80, 81, 84, 90, 92, 98, 105, 106, 108, 112, 115, 120, 126, 135, 138, 140, 144, 147, 159, 161, 162, 168, 180, 184, 189, 196, 207, 210, 212, 216, 230, 240, 245, 252, 265, 270, 276, 280, 294, 315, 318, 322, 324, 336, 345, 360, 368, 371, 378, 392, 405, 414, 420, 424, 432, 441, 460, 477, 483, 490, 504, 530, 540, 552, 560, 567, 588, 621, 630, 636, 644, 648, 690, 720, 735, 742, 756, 784, 795, 805, 810, 828, 840, 848, 882, 920, 945, 954, 966, 980, 1008, 1035, 1060, 1080, 1104, 1113, 1127, 1134, 1176, 1219, 1242, 1260, 1272, 1288, 1296, 1323, 1380, 1431, 1449, 1470, 1484, 1512, 1590, 1610, 1620, 1656, 1680, 1764, 1840, 1855, 1863, 1890, 1908, 1932, 1960, 2070, 2120, 2160, 2205, 2226, 2254, 2268, 2352, 2385, 2415, 2438, 2484, 2520, 2544, 2576, 2597, 2646, 2760, 2809, 2835, 2862, 2898, 2940, 2968, 3024, 3105, 3180, 3220, 3240, 3312, 3339, 3381, 3528, 3657, 3710, 3726, 3780, 3816, 3864, 3920, 3969, 4140, 4240, 4293, 4347, 4410, 4452, 4508, 4536, 4770, 4830, 4876, 4968, 5040, 5194, 5292, 5520, 5565, 5618, 5635, 5670, 5724, 5796, 5880, 5936, 6095, 6210, 6360, 6440, 6480, 6615, 6678, 6762, 7056, 7155, 7245, 7314, 7420, 7452, 7560, 7632, 7728, 7791, 7938, 8280, 8427, 8533, 8586, 8694, 8820, 8904, 9016, 9072, 9315, 9540, 9660, 9752, 9936, 10017, 10143, 10388, 10584, 10971, 11130, 11236, 11270, 11340, 11448, 11592, 11760, 12190, 12420, 12720, 12880, 12985, 13041, 13230, 13356, 13524, 14045, 14310, 14490, 14628, 14840, 14904, 15120, 15582, 15876, 16560, 16695, 16854, 16905, 17066, 17172, 17388, 17640, 17808, 18032, 18285, 18630, 19080, 19320, 19504, 19663, 19845, 20034, 20286, 20776, 21168, 21465, 21735, 21942, 22260, 22472, 22540, 22680, 22896, 23184, 23373, 24380, 24840, 25281, 25599, 25970, 26082, 26460, 26712, 27048, 28090, 28620, 28980, 29256, 29680, 29808, 30051, 30429, 31164, 31752, 32913, 33390, 33708, 33810, 34132, 34344, 34776, 35280, 36570, 37260, 38160, 38640, 38955, 39326, 39690, 40068, 40572, 41552, 42135, 42665, 42930, 43470, 43884, 44520, 44944, 45080, 45360, 46746, 48760, 49680, 50085, 50562, 50715, 51198, 51940, 52164, 52920, 53424, 54096, 54855, 56180, 57240, 57960, 58512, 58989, 59731, 60102, 60858, 62328, 63504, 64607, 65205, 65826, 66780, 67416, 67620, 68264, 68688, 69552, 70119, 73140, 74520, 75843, 76797, 77910, 78652, 79380, 80136, 81144, 84270, 85330, 85860, 86940, 87768, 89040, 90160, 91287, 93492, 97520, 98315, 98739, 100170, 101124, 101430, 102396, 103880, 104328, 105840, 109710, 112360, 114480, 115920, 116865, 117978, 119462, 120204, 121716, 124656, 126405, 127995, 129214, 130410, 131652, 133560, 134832, 135240, 136528, 137641, 140238, 146280, 149040, 150255, 151686, 152145, 153594, 155820, 157304, 158760, 160272, 162288, 164565, 168540, 170660, 171720, 173880, 175536, 176967, 179193, 182574, 186984, 193821, 196630, 197478, 200340, 202248, 202860, 204792, 207760, 208656, 210357, 219420, 224720, 227529, 230391, 233730, 235956, 238924, 240408, 243432, 252810, 255990, 258428, 260820, 263304, 267120, 270480, 275282, 280476, 292560, 294945, 298655, 300510, 303372, 304290, 307188, 311640, 314608, 317520, 323035, 329130, 337080, 341320, 343440, 347760, 350595, 353934, 358386, 365148, 373968, 379215, 383985, 387642, 393260, 394956, 400680, 404496, 405720, 409584, 412923, 420714, 438840, 452249, 455058, 456435, 460782, 467460, 471912, 477848, 480816, 486864, 493695, 505620, 511980, 516856, 521640, 526608, 530901, 537579, 550564, 560952, 581463, 589890, 597310, 601020, 606744, 608580, 614376, 623280, 646070, 658260, 674160, 682640, 688205, 691173, 701190, 707868, 716772, 730296, 758430, 767970, 775284, 786520, 789912, 801360, 811440, 825846, 841428, 877680, 884835, 895965, 904498, 910116, 912870, 921564, 934920, 943824, 955696, 969105, 987390, 1011240, 1023960, 1033712, 1043280, 1051785, 1061802, 1075158, 1101128, 1121904, 1137645, 1151955, 1162926, 1179780, 1194620, 1202040, 1213488, 1217160, 1228752, 1238769, 1292140, 1316520, 1356747, 1376410, 1382346, 1402380, 1415736, 1433544, 1460592, 1516860, 1535940, 1550568, 1573040, 1579824, 1592703, 1612737, 1651692, 1682856, 1744389, 1769670, 1791930, 1808996, 1820232, 1825740, 1843128, 1869840, 1938210, 1974780, 2022480, 2047920, 2064615, 2103570, 2123604, 2150316, 2202256, 2261245, 2275290, 2303910, 2325852, 2359560, 2389240, 2404080, 2434320, 2477538, 2584280, 2633040, 2654505, 2687895, 2713494, 2752820, 2764692, 2804760, 2831472, 2867088, 2907315, 3033720, 3071880, 3101136, 3165743, 3185406, 3225474, 3303384, 3365712, 3455865, 3488778, 3539340, 3583860, 3617992, 3640464, 3651480, 3686256, 3716307, 3876420, 3949560, 4070241, 4129230, 4207140, 4247208, 4300632, 4522490, 4550580, 4607820, 4651704, 4719120, 4778480, 4838211, 4955076, 5168560, 5233167, 5309010, 5375790, 5426988, 5505640, 5529384, 5609520, 5814630, 6067440, 6143760, 6193845, 6331486, 6370812, 6450948, 6606768, 6783735, 6911730, 6977556, 7078680, 7167720, 7235984, 7302960, 7432614, 7752840, 7899120, 7963515, 8063685, 8140482, 8258460, 8414280, 8494416, 8601264, 8721945, 9044980, 9101160, 9215640, 9303408, 9497229, 9676422, 9910152, 10466334, 10618020, 10751580, 10853976, 11011280, 11058768, 11148921, 11629260, 12210723, 12387690, 12662972, 12741624, 12901896, 13567470, 13823460, 13955112, 14157360, 14335440, 14865228, 15505680, 15828715, 15927030, 16127370, 16280964, 16516920, 16828560, 17443890, 18089960, 18202320, 18431280, 18581535, 18994458, 19352844, 19820304, 20351205, 20932668, 21236040, 21503160, 21707952, 22297842, 23258520, 24191055, 24421446, 24775380, 25325944, 25483248, 25803792, 26165835, 27134940, 27646920, 27910224, 28491687, 29730456, 31657430, 31854060, 32254740, 32561928, 33033840, 34887780, 36179920, 36632169, 37163070, 37988916, 38705688, 40702410, 41865336, 42472080, 43006320, 44595684, 46517040, 47486145, 48382110, 48842892, 49550760, 50651888, 52331670, 54269880, 55293840, 55744605, 56983374, 59460912, 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約数ペア:

[(1, 20514014640), (2, 10257007320), (3, 6838004880), (4, 5128503660), (5, 4102802928), (6, 3419002440), (7, 2930573520), (8, 2564251830), (9, 2279334960), (10, 2051401464), (12, 1709501220), (14, 1465286760), (15, 1367600976), (16, 1282125915), (18, 1139667480), (20, 1025700732), (21, 976857840), (23, 891913680), (24, 854750610), (27, 759778320), (28, 732643380), (30, 683800488), (35, 586114704), (36, 569833740), (40, 512850366), (42, 488428920), (45, 455866992), (46, 445956840), (48, 427375305), (49, 418653360), (53, 387056880), (54, 379889160), (56, 366321690), (60, 341900244), (63, 325619280), (69, 297304560), (70, 293057352), (72, 284916870), (80, 256425183), (81, 253259440), (84, 244214460), (90, 227933496), (92, 222978420), (98, 209326680), (105, 195371568), (106, 193528440), (108, 189944580), (112, 183160845), (115, 178382736), (120, 170950122), (126, 162809640), (135, 151955664), (138, 148652280), (140, 146528676), (144, 142458435), (147, 139551120), (159, 129018960), (161, 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26165835), (795, 25803792), (805, 25483248), (810, 25325944), (828, 24775380), (840, 24421446), (848, 24191055), (882, 23258520), (920, 22297842), (945, 21707952), (954, 21503160), (966, 21236040), (980, 20932668), (1008, 20351205), (1035, 19820304), (1060, 19352844), (1080, 18994458), (1104, 18581535), (1113, 18431280), (1127, 18202320), (1134, 18089960), (1176, 17443890), (1219, 16828560), (1242, 16516920), (1260, 16280964), (1272, 16127370), (1288, 15927030), (1296, 15828715), (1323, 15505680), (1380, 14865228), (1431, 14335440), (1449, 14157360), (1470, 13955112), (1484, 13823460), (1512, 13567470), (1590, 12901896), (1610, 12741624), (1620, 12662972), (1656, 12387690), (1680, 12210723), (1764, 11629260), (1840, 11148921), (1855, 11058768), (1863, 11011280), (1890, 10853976), (1908, 10751580), (1932, 10618020), (1960, 10466334), (2070, 9910152), (2120, 9676422), (2160, 9497229), (2205, 9303408), (2226, 9215640), (2254, 9101160), (2268, 9044980), (2352, 8721945), (2385, 8601264), (2415, 8494416), (2438, 8414280), (2484, 8258460), (2520, 8140482), (2544, 8063685), (2576, 7963515), (2597, 7899120), (2646, 7752840), (2760, 7432614), (2809, 7302960), (2835, 7235984), (2862, 7167720), (2898, 7078680), (2940, 6977556), (2968, 6911730), (3024, 6783735), (3105, 6606768), (3180, 6450948), (3220, 6370812), (3240, 6331486), (3312, 6193845), (3339, 6143760), (3381, 6067440), (3528, 5814630), (3657, 5609520), (3710, 5529384), (3726, 5505640), (3780, 5426988), (3816, 5375790), (3864, 5309010), (3920, 5233167), (3969, 5168560), (4140, 4955076), (4240, 4838211), (4293, 4778480), (4347, 4719120), (4410, 4651704), (4452, 4607820), (4508, 4550580), (4536, 4522490), (4770, 4300632), (4830, 4247208), (4876, 4207140), (4968, 4129230), (5040, 4070241), (5194, 3949560), (5292, 3876420), (5520, 3716307), (5565, 3686256), (5618, 3651480), (5635, 3640464), (5670, 3617992), (5724, 3583860), (5796, 3539340), (5880, 3488778), (5936, 3455865), (6095, 3365712), (6210, 3303384), (6360, 3225474), (6440, 3185406), (6480, 3165743), (6615, 3101136), (6678, 3071880), (6762, 3033720), (7056, 2907315), (7155, 2867088), (7245, 2831472), (7314, 2804760), (7420, 2764692), (7452, 2752820), (7560, 2713494), (7632, 2687895), (7728, 2654505), (7791, 2633040), (7938, 2584280), (8280, 2477538), (8427, 2434320), (8533, 2404080), (8586, 2389240), (8694, 2359560), (8820, 2325852), (8904, 2303910), (9016, 2275290), (9072, 2261245), (9315, 2202256), (9540, 2150316), (9660, 2123604), (9752, 2103570), (9936, 2064615), (10017, 2047920), (10143, 2022480), (10388, 1974780), (10584, 1938210), (10971, 1869840), (11130, 1843128), (11236, 1825740), (11270, 1820232), (11340, 1808996), (11448, 1791930), (11592, 1769670), (11760, 1744389), (12190, 1682856), (12420, 1651692), (12720, 1612737), (12880, 1592703), (12985, 1579824), (13041, 1573040), (13230, 1550568), (13356, 1535940), (13524, 1516860), (14045, 1460592), (14310, 1433544), (14490, 1415736), (14628, 1402380), (14840, 1382346), (14904, 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(34132, 601020), (34344, 597310), (34776, 589890), (35280, 581463), (36570, 560952), (37260, 550564), (38160, 537579), (38640, 530901), (38955, 526608), (39326, 521640), (39690, 516856), (40068, 511980), (40572, 505620), (41552, 493695), (42135, 486864), (42665, 480816), (42930, 477848), (43470, 471912), (43884, 467460), (44520, 460782), (44944, 456435), (45080, 455058), (45360, 452249), (46746, 438840), (48760, 420714), (49680, 412923), (50085, 409584), (50562, 405720), (50715, 404496), (51198, 400680), (51940, 394956), (52164, 393260), (52920, 387642), (53424, 383985), (54096, 379215), (54855, 373968), (56180, 365148), (57240, 358386), (57960, 353934), (58512, 350595), (58989, 347760), (59731, 343440), (60102, 341320), (60858, 337080), (62328, 329130), (63504, 323035), (64607, 317520), (65205, 314608), (65826, 311640), (66780, 307188), (67416, 304290), (67620, 303372), (68264, 300510), (68688, 298655), (69552, 294945), (70119, 292560), (73140, 280476), (74520, 275282), (75843, 270480), (76797, 267120), (77910, 263304), (78652, 260820), (79380, 258428), (80136, 255990), (81144, 252810), (84270, 243432), (85330, 240408), (85860, 238924), (86940, 235956), (87768, 233730), (89040, 230391), (90160, 227529), (91287, 224720), (93492, 219420), (97520, 210357), (98315, 208656), (98739, 207760), (100170, 204792), (101124, 202860), (101430, 202248), (102396, 200340), (103880, 197478), (104328, 196630), (105840, 193821), (109710, 186984), (112360, 182574), (114480, 179193), (115920, 176967), (116865, 175536), (117978, 173880), (119462, 171720), (120204, 170660), (121716, 168540), (124656, 164565), (126405, 162288), (127995, 160272), (129214, 158760), (130410, 157304), (131652, 155820), (133560, 153594), (134832, 152145), (135240, 151686), (136528, 150255), (137641, 149040), (140238, 146280)]