20856268440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:472

約数の個数: 768

約数和(自身を含む): 87242987520

約数和(自身を除く): 66386719080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 23, 24, 28, 30, 34, 35, 36, 40, 42, 45, 46, 51, 56, 60, 61, 63, 68, 69, 70, 72, 84, 85, 90, 92, 102, 105, 115, 119, 120, 122, 126, 136, 138, 140, 153, 161, 168, 170, 180, 183, 184, 204, 207, 210, 230, 238, 244, 252, 255, 276, 280, 305, 306, 315, 322, 340, 345, 347, 357, 360, 366, 391, 408, 414, 420, 427, 460, 476, 483, 488, 504, 510, 549, 552, 595, 610, 612, 630, 644, 680, 690, 694, 714, 732, 765, 782, 805, 828, 840, 854, 915, 920, 952, 966, 1020, 1035, 1037, 1041, 1071, 1098, 1173, 1190, 1220, 1224, 1260, 1281, 1288, 1380, 1388, 1403, 1428, 1449, 1464, 1530, 1564, 1610, 1656, 1708, 1735, 1785, 1830, 1932, 1955, 2040, 2070, 2074, 2082, 2135, 2142, 2196, 2346, 2380, 2415, 2429, 2440, 2520, 2562, 2737, 2745, 2760, 2776, 2806, 2856, 2898, 3060, 3111, 3123, 3128, 3220, 3416, 3470, 3519, 3570, 3660, 3843, 3864, 3910, 4140, 4148, 4164, 4209, 4270, 4284, 4392, 4692, 4760, 4830, 4858, 5124, 5185, 5205, 5355, 5474, 5490, 5612, 5796, 5865, 5899, 6120, 6222, 6246, 6405, 6440, 6940, 7015, 7038, 7140, 7245, 7259, 7287, 7320, 7686, 7820, 7981, 8211, 8280, 8296, 8328, 8418, 8540, 8568, 9333, 9384, 9660, 9716, 9821, 10248, 10370, 10410, 10710, 10948, 10980, 11224, 11592, 11730, 11798, 12145, 12444, 12492, 12627, 12810, 13685, 13880, 14030, 14076, 14280, 14490, 14518, 14574, 15372, 15555, 15615, 15640, 15962, 16422, 16836, 17080, 17595, 17697, 18666, 19215, 19320, 19432, 19642, 20740, 20820, 21045, 21167, 21420, 21777, 21861, 21896, 21960, 23460, 23596, 23851, 23943, 24290, 24633, 24888, 24984, 25254, 25620, 27370, 28060, 28152, 28980, 29036, 29148, 29463, 29495, 30744, 31110, 31230, 31924, 32844, 33672, 35190, 35394, 36295, 36435, 37332, 38430, 39284, 39905, 41055, 41293, 41480, 41640, 42090, 42334, 42840, 43554, 43722, 46665, 46920, 47192, 47702, 47886, 48580, 49105, 49266, 50508, 51240, 53091, 54740, 55867, 56120, 57960, 58072, 58296, 58926, 58990, 62220, 62460, 63135, 63501, 63848, 65331, 65688, 70380, 70788, 71553, 71829, 72590, 72870, 74664, 76860, 78568, 79810, 82110, 82586, 84180, 84668, 87108, 87444, 88389, 88485, 93330, 95404, 95772, 97160, 98210, 98532, 101016, 105835, 106182, 108885, 109305, 109480, 111734, 117852, 117980, 119255, 119715, 123165, 123879, 124440, 124920, 126270, 127002, 130662, 135677, 140760, 141576, 143106, 143658, 145180, 145740, 147315, 148169, 153720, 159620, 164220, 165172, 166957, 167601, 168360, 169336, 174216, 174888, 176778, 176970, 186660, 190503, 190808, 191544, 196420, 197064, 206465, 211670, 212364, 214659, 217770, 218610, 223468, 235704, 235960, 238510, 239430, 246330, 247758, 252540, 254004, 261324, 265455, 271354, 279335, 286212, 287316, 290360, 291480, 294630, 296338, 317505, 319240, 326655, 328440, 330344, 333914, 335202, 353556, 353940, 357765, 359145, 359839, 371637, 373320, 381006, 392840, 407031, 412930, 423340, 424728, 429318, 435540, 437220, 441945, 444507, 446936, 477020, 478860, 486841, 492660, 495516, 500871, 502803, 505080, 508008, 522648, 530910, 542708, 558670, 572424, 574632, 589260, 592676, 619395, 635010, 653310, 667828, 670404, 678385, 707112, 707880, 715530, 718290, 719678, 740845, 743274, 762012, 814062, 825860, 834785, 838005, 846680, 858636, 871080, 874440, 883890, 889014, 949739, 952515, 954040, 957720, 973682, 985320, 991032, 1001742, 1005606, 1061820, 1073295, 1079517, 1085416, 1117340, 1178520, 1185352, 1221093, 1238790, 1270020, 1306620, 1333521, 1335656, 1340808, 1356770, 1431060, 1436580, 1439356, 1460523, 1481690, 1486548, 1502613, 1524024, 1628124, 1651720, 1669570, 1676010, 1717272, 1767780, 1778028, 1799195, 1858185, 1899478, 1905030, 1947364, 2003484, 2011212, 2035155, 2123640, 2146590, 2159034, 2222535, 2234680, 2434205, 2442186, 2477580, 2504355, 2514015, 2518873, 2540040, 2613240, 2667042, 2713540, 2849217, 2862120, 2873160, 2878712, 2921046, 2963380, 2973096, 3005226, 3238551, 3256248, 3339140, 3352020, 3407887, 3535560, 3556056, 3598390, 3716370, 3798956, 3810060, 3894728, 4006968, 4022424, 4070310, 4293180, 4318068, 4381569, 4445070, 4748695, 4868410, 4884372, 4955160, 5008710, 5028030, 5037746, 5334084, 5397585, 5427080, 5698434, 5842092, 5926760, 6010452, 6105465, 6477102, 6667605, 6678280, 6704040, 6815774, 7196780, 7302615, 7432740, 7513065, 7556619, 7597912, 7620120, 8140620, 8276297, 8547651, 8586360, 8636136, 8763138, 8890140, 9497390, 9736820, 9768744, 10017420, 10056060, 10075492, 10223661, 10668168, 10795170, 11396868, 11684184, 12020904, 12210930, 12594365, 12954204, 13335210, 13631548, 14246085, 14393560, 14605230, 14865480, 15026130, 15113238, 16192755, 16281240, 16552594, 17039435, 17095302, 17526276, 17780280, 18994780, 19473640, 20034840, 20112120, 20150984, 20447322, 21590340, 21907845, 22669857, 22793736, 24421860, 24828891, 25188730, 25908408, 26670420, 27263096, 28492170, 29210460, 30052260, 30226476, 30670983, 32385510, 33105188, 34078870, 34190604, 35052552, 37783095, 37989560, 40894644, 41381485, 42738255, 43180680, 43815690, 45339714, 48843720, 49657782, 50377460, 51118305, 53340840, 56984340, 57934079, 58420920, 60104520, 60452952, 61341966, 64771020, 66210376, 68157740, 68381208, 74486673, 75566190, 81789288, 82762970, 85476510, 87631380, 90679428, 99315564, 100754920, 102236610, 113349285, 113968680, 115868158, 122683932, 124144455, 129542040, 136315480, 148973346, 151132380, 153354915, 165525940, 170953020, 173802237, 175262760, 181358856, 198631128, 204473220, 226698570, 231736316, 245367864, 248288910, 289670395, 297946692, 302264760, 306709830, 331051880, 341906040, 347604474, 372433365, 408946440, 453397140, 463472632, 496577820, 521406711, 579340790, 595893384, 613419660, 695208948, 744866730, 869011185, 906794280, 993155640, 1042813422, 1158681580, 1226839320, 1390417896, 1489733460, 1738022370, 2085626844, 2317363160, 2607033555, 2979466920, 3476044740, 4171253688, 5214067110, 6952089480, 10428134220, 20856268440]

約数ペア:

[(1, 20856268440), (2, 10428134220), (3, 6952089480), (4, 5214067110), (5, 4171253688), (6, 3476044740), (7, 2979466920), (8, 2607033555), (9, 2317363160), (10, 2085626844), (12, 1738022370), (14, 1489733460), (15, 1390417896), (17, 1226839320), (18, 1158681580), (20, 1042813422), (21, 993155640), (23, 906794280), (24, 869011185), (28, 744866730), (30, 695208948), (34, 613419660), (35, 595893384), (36, 579340790), (40, 521406711), (42, 496577820), (45, 463472632), (46, 453397140), (51, 408946440), (56, 372433365), (60, 347604474), (61, 341906040), (63, 331051880), (68, 306709830), (69, 302264760), (70, 297946692), (72, 289670395), (84, 248288910), (85, 245367864), (90, 231736316), (92, 226698570), (102, 204473220), (105, 198631128), (115, 181358856), (119, 175262760), (120, 173802237), (122, 170953020), (126, 165525940), (136, 153354915), (138, 151132380), (140, 148973346), (153, 136315480), (161, 129542040), (168, 124144455), (170, 122683932), (180, 115868158), (183, 113968680), (184, 113349285), (204, 102236610), (207, 100754920), (210, 99315564), (230, 90679428), (238, 87631380), (244, 85476510), (252, 82762970), (255, 81789288), (276, 75566190), (280, 74486673), (305, 68381208), (306, 68157740), (315, 66210376), (322, 64771020), (340, 61341966), (345, 60452952), (347, 60104520), (357, 58420920), (360, 57934079), (366, 56984340), (391, 53340840), (408, 51118305), (414, 50377460), (420, 49657782), (427, 48843720), (460, 45339714), (476, 43815690), (483, 43180680), (488, 42738255), (504, 41381485), (510, 40894644), (549, 37989560), (552, 37783095), (595, 35052552), (610, 34190604), (612, 34078870), (630, 33105188), (644, 32385510), (680, 30670983), (690, 30226476), (694, 30052260), (714, 29210460), (732, 28492170), (765, 27263096), (782, 26670420), (805, 25908408), (828, 25188730), (840, 24828891), (854, 24421860), (915, 22793736), (920, 22669857), (952, 21907845), (966, 21590340), (1020, 20447322), (1035, 20150984), (1037, 20112120), (1041, 20034840), (1071, 19473640), (1098, 18994780), (1173, 17780280), (1190, 17526276), (1220, 17095302), (1224, 17039435), (1260, 16552594), (1281, 16281240), (1288, 16192755), (1380, 15113238), (1388, 15026130), (1403, 14865480), (1428, 14605230), (1449, 14393560), (1464, 14246085), (1530, 13631548), (1564, 13335210), (1610, 12954204), (1656, 12594365), (1708, 12210930), (1735, 12020904), (1785, 11684184), (1830, 11396868), (1932, 10795170), (1955, 10668168), (2040, 10223661), (2070, 10075492), (2074, 10056060), (2082, 10017420), (2135, 9768744), (2142, 9736820), (2196, 9497390), (2346, 8890140), (2380, 8763138), (2415, 8636136), (2429, 8586360), (2440, 8547651), (2520, 8276297), (2562, 8140620), (2737, 7620120), (2745, 7597912), (2760, 7556619), (2776, 7513065), (2806, 7432740), (2856, 7302615), (2898, 7196780), (3060, 6815774), (3111, 6704040), (3123, 6678280), (3128, 6667605), (3220, 6477102), (3416, 6105465), (3470, 6010452), (3519, 5926760), (3570, 5842092), (3660, 5698434), (3843, 5427080), (3864, 5397585), (3910, 5334084), (4140, 5037746), (4148, 5028030), (4164, 5008710), (4209, 4955160), (4270, 4884372), (4284, 4868410), (4392, 4748695), (4692, 4445070), (4760, 4381569), (4830, 4318068), (4858, 4293180), (5124, 4070310), (5185, 4022424), (5205, 4006968), (5355, 3894728), (5474, 3810060), (5490, 3798956), (5612, 3716370), (5796, 3598390), (5865, 3556056), (5899, 3535560), (6120, 3407887), (6222, 3352020), (6246, 3339140), (6405, 3256248), (6440, 3238551), (6940, 3005226), (7015, 2973096), (7038, 2963380), (7140, 2921046), (7245, 2878712), (7259, 2873160), (7287, 2862120), (7320, 2849217), (7686, 2713540), (7820, 2667042), (7981, 2613240), (8211, 2540040), (8280, 2518873), (8296, 2514015), (8328, 2504355), (8418, 2477580), (8540, 2442186), (8568, 2434205), (9333, 2234680), (9384, 2222535), (9660, 2159034), (9716, 2146590), (9821, 2123640), (10248, 2035155), (10370, 2011212), (10410, 2003484), (10710, 1947364), (10948, 1905030), (10980, 1899478), (11224, 1858185), (11592, 1799195), (11730, 1778028), (11798, 1767780), (12145, 1717272), (12444, 1676010), (12492, 1669570), (12627, 1651720), (12810, 1628124), (13685, 1524024), (13880, 1502613), (14030, 1486548), (14076, 1481690), (14280, 1460523), (14490, 1439356), (14518, 1436580), (14574, 1431060), (15372, 1356770), (15555, 1340808), (15615, 1335656), (15640, 1333521), (15962, 1306620), (16422, 1270020), (16836, 1238790), (17080, 1221093), (17595, 1185352), (17697, 1178520), (18666, 1117340), (19215, 1085416), (19320, 1079517), (19432, 1073295), (19642, 1061820), (20740, 1005606), (20820, 1001742), (21045, 991032), (21167, 985320), (21420, 973682), (21777, 957720), (21861, 954040), (21896, 952515), (21960, 949739), (23460, 889014), (23596, 883890), (23851, 874440), (23943, 871080), (24290, 858636), (24633, 846680), (24888, 838005), (24984, 834785), (25254, 825860), (25620, 814062), (27370, 762012), (28060, 743274), (28152, 740845), (28980, 719678), (29036, 718290), (29148, 715530), (29463, 707880), (29495, 707112), (30744, 678385), (31110, 670404), (31230, 667828), (31924, 653310), (32844, 635010), (33672, 619395), (35190, 592676), (35394, 589260), (36295, 574632), (36435, 572424), (37332, 558670), (38430, 542708), (39284, 530910), (39905, 522648), (41055, 508008), (41293, 505080), (41480, 502803), (41640, 500871), (42090, 495516), (42334, 492660), (42840, 486841), (43554, 478860), (43722, 477020), (46665, 446936), (46920, 444507), (47192, 441945), (47702, 437220), (47886, 435540), (48580, 429318), (49105, 424728), (49266, 423340), (50508, 412930), (51240, 407031), (53091, 392840), (54740, 381006), (55867, 373320), (56120, 371637), (57960, 359839), (58072, 359145), (58296, 357765), (58926, 353940), (58990, 353556), (62220, 335202), (62460, 333914), (63135, 330344), (63501, 328440), (63848, 326655), (65331, 319240), (65688, 317505), (70380, 296338), (70788, 294630), (71553, 291480), (71829, 290360), (72590, 287316), (72870, 286212), (74664, 279335), (76860, 271354), (78568, 265455), (79810, 261324), (82110, 254004), (82586, 252540), (84180, 247758), (84668, 246330), (87108, 239430), (87444, 238510), (88389, 235960), (88485, 235704), (93330, 223468), (95404, 218610), (95772, 217770), (97160, 214659), (98210, 212364), (98532, 211670), (101016, 206465), (105835, 197064), (106182, 196420), (108885, 191544), (109305, 190808), (109480, 190503), (111734, 186660), (117852, 176970), (117980, 176778), (119255, 174888), (119715, 174216), (123165, 169336), (123879, 168360), (124440, 167601), (124920, 166957), (126270, 165172), (127002, 164220), (130662, 159620), (135677, 153720), (140760, 148169), (141576, 147315), (143106, 145740), (143658, 145180)]