20668840920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{467}}^1$

素因数の和:704

約数の個数: 576

約数和(自身を含む): 84768858720

約数和(自身を除く): 64100017800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 140, 147, 156, 168, 180, 182, 193, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 312, 315, 360, 364, 386, 390, 392, 420, 441, 455, 467, 468, 490, 504, 520, 546, 579, 585, 588, 630, 637, 728, 735, 772, 780, 819, 840, 882, 910, 934, 936, 965, 980, 1092, 1158, 1170, 1176, 1260, 1274, 1351, 1365, 1401, 1470, 1544, 1560, 1638, 1737, 1764, 1820, 1868, 1911, 1930, 1960, 2184, 2205, 2316, 2335, 2340, 2509, 2520, 2548, 2702, 2730, 2802, 2895, 2940, 3185, 3269, 3276, 3474, 3528, 3640, 3736, 3822, 3860, 4053, 4095, 4203, 4410, 4632, 4670, 4680, 5018, 5096, 5404, 5460, 5604, 5733, 5790, 5880, 6071, 6370, 6538, 6552, 6755, 6948, 7005, 7527, 7644, 7720, 8106, 8190, 8406, 8685, 8820, 9340, 9457, 9555, 9807, 10036, 10808, 10920, 11208, 11466, 11580, 12142, 12159, 12545, 12740, 13076, 13510, 13896, 14010, 15054, 15288, 16212, 16345, 16380, 16812, 17370, 17563, 17640, 18213, 18680, 18914, 19110, 19614, 20072, 20265, 21015, 22581, 22883, 22932, 23160, 24284, 24318, 25090, 25480, 26152, 27020, 28020, 28371, 28665, 29421, 30108, 30355, 32424, 32690, 32760, 33624, 34740, 35126, 36426, 37635, 37828, 38220, 39228, 40530, 42030, 42497, 45162, 45766, 45864, 47285, 48568, 48636, 49035, 50180, 52689, 54040, 54639, 56040, 56742, 57330, 58842, 60216, 60710, 60795, 65380, 68649, 69480, 70252, 72852, 75270, 75656, 76440, 78456, 81060, 84060, 84994, 85113, 87815, 90131, 90324, 91065, 91532, 94570, 97272, 98070, 100360, 105378, 109278, 112905, 113484, 114415, 114660, 117684, 121420, 121590, 122941, 127491, 130760, 137298, 140504, 141855, 145704, 147105, 150540, 158067, 162120, 168120, 169988, 170226, 175630, 180262, 180648, 182130, 183064, 189140, 196140, 205947, 210756, 212485, 218556, 225810, 226968, 228830, 229320, 235368, 242840, 243180, 245882, 254982, 263445, 270393, 273195, 274596, 283710, 294210, 297479, 301080, 316134, 339976, 340452, 343245, 351260, 360524, 364260, 368823, 378280, 382473, 392280, 411894, 421512, 424970, 425565, 437112, 450655, 451620, 457660, 486360, 491764, 509964, 526890, 540786, 546390, 549192, 567420, 588420, 594958, 614705, 630917, 632268, 637455, 680904, 686490, 702520, 721048, 728520, 737646, 764946, 790335, 811179, 823788, 849940, 851130, 892437, 901310, 903240, 915320, 983528, 1019928, 1029735, 1053780, 1081572, 1092780, 1106469, 1134840, 1171703, 1176840, 1189916, 1229410, 1261834, 1264536, 1274910, 1351965, 1372980, 1475292, 1487395, 1529892, 1580670, 1622358, 1647576, 1699880, 1702260, 1784874, 1802620, 1844115, 1892751, 1912365, 2059470, 2107560, 2163144, 2185560, 2212938, 2343406, 2379832, 2458820, 2523668, 2549820, 2677311, 2703930, 2745960, 2950584, 2974790, 3059784, 3154585, 3161340, 3244716, 3404520, 3515109, 3569748, 3605240, 3688230, 3785502, 3824730, 4055895, 4118940, 4416419, 4425876, 4462185, 4686812, 4917640, 5047336, 5099640, 5354622, 5407860, 5532345, 5678253, 5858515, 5949580, 6309170, 6322680, 6489432, 7030218, 7139496, 7376460, 7571004, 7649460, 8111790, 8201921, 8237880, 8832838, 8851752, 8924370, 9373624, 9463755, 10545327, 10709244, 10815720, 11064690, 11356506, 11717030, 11899160, 12618340, 13249257, 13386555, 14060436, 14752920, 15142008, 15298920, 16223580, 16403842, 17575545, 17665676, 17848740, 18927510, 21090654, 21418488, 22082095, 22129380, 22713012, 23434060, 24605763, 25236680, 26498514, 26773110, 28120872, 28391265, 32447160, 32807684, 35151090, 35331352, 35697480, 37855020, 39747771, 41009605, 42181308, 44164190, 44258760, 45426024, 46868120, 49211526, 52726635, 52997028, 53546220, 56782530, 57413447, 65615368, 66246285, 70302180, 73817289, 75710040, 79495542, 82019210, 84362616, 88328380, 98423052, 105453270, 105994056, 107092440, 113565060, 114826894, 123028815, 132492570, 140604360, 147634578, 158991084, 164038420, 172240341, 176656760, 196846104, 198738855, 210906540, 227130120, 229653788, 246057630, 264985140, 287067235, 295269156, 317982168, 328076840, 344480682, 369086445, 397477710, 421813080, 459307576, 492115260, 516721023, 529970280, 574134470, 590538312, 688961364, 738172890, 794955420, 861201705, 984230520, 1033442046, 1148268940, 1377922728, 1476345780, 1589910840, 1722403410, 2066884092, 2296537880, 2583605115, 2952691560, 3444806820, 4133768184, 5167210230, 6889613640, 10334420460, 20668840920]

約数ペア:

[(1, 20668840920), (2, 10334420460), (3, 6889613640), (4, 5167210230), (5, 4133768184), (6, 3444806820), (7, 2952691560), (8, 2583605115), (9, 2296537880), (10, 2066884092), (12, 1722403410), (13, 1589910840), (14, 1476345780), (15, 1377922728), (18, 1148268940), (20, 1033442046), (21, 984230520), (24, 861201705), (26, 794955420), (28, 738172890), (30, 688961364), (35, 590538312), (36, 574134470), (39, 529970280), (40, 516721023), (42, 492115260), (45, 459307576), (49, 421813080), (52, 397477710), (56, 369086445), (60, 344480682), (63, 328076840), (65, 317982168), (70, 295269156), (72, 287067235), (78, 264985140), (84, 246057630), (90, 229653788), (91, 227130120), (98, 210906540), (104, 198738855), (105, 196846104), (117, 176656760), (120, 172240341), (126, 164038420), (130, 158991084), (140, 147634578), (147, 140604360), (156, 132492570), (168, 123028815), (180, 114826894), (182, 113565060), (193, 107092440), (195, 105994056), (196, 105453270), (210, 98423052), (234, 88328380), (245, 84362616), (252, 82019210), (260, 79495542), (273, 75710040), (280, 73817289), (294, 70302180), (312, 66246285), (315, 65615368), (360, 57413447), (364, 56782530), (386, 53546220), (390, 52997028), (392, 52726635), (420, 49211526), (441, 46868120), (455, 45426024), (467, 44258760), (468, 44164190), (490, 42181308), (504, 41009605), (520, 39747771), (546, 37855020), (579, 35697480), (585, 35331352), (588, 35151090), (630, 32807684), (637, 32447160), (728, 28391265), (735, 28120872), (772, 26773110), (780, 26498514), (819, 25236680), (840, 24605763), (882, 23434060), (910, 22713012), (934, 22129380), (936, 22082095), (965, 21418488), (980, 21090654), (1092, 18927510), (1158, 17848740), (1170, 17665676), (1176, 17575545), (1260, 16403842), (1274, 16223580), (1351, 15298920), (1365, 15142008), (1401, 14752920), (1470, 14060436), (1544, 13386555), (1560, 13249257), (1638, 12618340), (1737, 11899160), (1764, 11717030), (1820, 11356506), (1868, 11064690), (1911, 10815720), (1930, 10709244), (1960, 10545327), (2184, 9463755), (2205, 9373624), (2316, 8924370), (2335, 8851752), (2340, 8832838), (2509, 8237880), (2520, 8201921), (2548, 8111790), (2702, 7649460), (2730, 7571004), (2802, 7376460), (2895, 7139496), (2940, 7030218), (3185, 6489432), (3269, 6322680), (3276, 6309170), (3474, 5949580), (3528, 5858515), (3640, 5678253), (3736, 5532345), (3822, 5407860), (3860, 5354622), (4053, 5099640), (4095, 5047336), (4203, 4917640), (4410, 4686812), (4632, 4462185), (4670, 4425876), (4680, 4416419), (5018, 4118940), (5096, 4055895), (5404, 3824730), (5460, 3785502), (5604, 3688230), (5733, 3605240), (5790, 3569748), (5880, 3515109), (6071, 3404520), (6370, 3244716), (6538, 3161340), (6552, 3154585), (6755, 3059784), (6948, 2974790), (7005, 2950584), (7527, 2745960), (7644, 2703930), (7720, 2677311), (8106, 2549820), (8190, 2523668), (8406, 2458820), (8685, 2379832), (8820, 2343406), (9340, 2212938), (9457, 2185560), (9555, 2163144), (9807, 2107560), (10036, 2059470), (10808, 1912365), (10920, 1892751), (11208, 1844115), (11466, 1802620), (11580, 1784874), (12142, 1702260), (12159, 1699880), (12545, 1647576), (12740, 1622358), (13076, 1580670), (13510, 1529892), (13896, 1487395), (14010, 1475292), (15054, 1372980), (15288, 1351965), (16212, 1274910), (16345, 1264536), (16380, 1261834), (16812, 1229410), (17370, 1189916), (17563, 1176840), (17640, 1171703), (18213, 1134840), (18680, 1106469), (18914, 1092780), (19110, 1081572), (19614, 1053780), (20072, 1029735), (20265, 1019928), (21015, 983528), (22581, 915320), (22883, 903240), (22932, 901310), (23160, 892437), (24284, 851130), (24318, 849940), (25090, 823788), (25480, 811179), (26152, 790335), (27020, 764946), (28020, 737646), (28371, 728520), (28665, 721048), (29421, 702520), (30108, 686490), (30355, 680904), (32424, 637455), (32690, 632268), (32760, 630917), (33624, 614705), (34740, 594958), (35126, 588420), (36426, 567420), (37635, 549192), (37828, 546390), (38220, 540786), (39228, 526890), (40530, 509964), (42030, 491764), (42497, 486360), (45162, 457660), (45766, 451620), (45864, 450655), (47285, 437112), (48568, 425565), (48636, 424970), (49035, 421512), (50180, 411894), (52689, 392280), (54040, 382473), (54639, 378280), (56040, 368823), (56742, 364260), (57330, 360524), (58842, 351260), (60216, 343245), (60710, 340452), (60795, 339976), (65380, 316134), (68649, 301080), (69480, 297479), (70252, 294210), (72852, 283710), (75270, 274596), (75656, 273195), (76440, 270393), (78456, 263445), (81060, 254982), (84060, 245882), (84994, 243180), (85113, 242840), (87815, 235368), (90131, 229320), (90324, 228830), (91065, 226968), (91532, 225810), (94570, 218556), (97272, 212485), (98070, 210756), (100360, 205947), (105378, 196140), (109278, 189140), (112905, 183064), (113484, 182130), (114415, 180648), (114660, 180262), (117684, 175630), (121420, 170226), (121590, 169988), (122941, 168120), (127491, 162120), (130760, 158067), (137298, 150540), (140504, 147105), (141855, 145704)]