20681655696

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{827}}^1$

素因数の和:991

約数の個数: 320

約数和(自身を含む): 65948279040

約数和(自身を除く): 45266623344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 61, 72, 73, 78, 104, 108, 117, 122, 144, 146, 156, 183, 208, 216, 219, 234, 244, 292, 312, 351, 366, 432, 438, 468, 488, 549, 584, 624, 657, 702, 732, 793, 827, 876, 936, 949, 976, 1098, 1168, 1314, 1404, 1464, 1586, 1647, 1654, 1752, 1872, 1898, 1971, 2196, 2379, 2481, 2628, 2808, 2847, 2928, 3172, 3294, 3308, 3504, 3796, 3942, 4392, 4453, 4758, 4962, 5256, 5616, 5694, 6344, 6588, 6616, 7137, 7443, 7592, 7884, 8541, 8784, 8906, 9516, 9924, 10512, 10751, 11388, 12688, 13176, 13232, 13359, 14274, 14886, 15184, 15768, 17082, 17812, 19032, 19848, 21411, 21502, 22329, 22776, 25623, 26352, 26718, 28548, 29772, 31536, 32253, 34164, 35624, 38064, 39696, 40077, 42822, 43004, 44658, 45552, 50447, 51246, 53436, 57096, 57889, 59544, 60371, 64506, 68328, 71248, 80154, 85644, 86008, 89316, 96759, 100894, 102492, 106872, 114192, 115778, 119088, 120231, 120742, 129012, 136656, 151341, 160308, 171288, 172016, 173667, 178632, 181113, 193518, 201788, 204984, 213744, 231556, 240462, 241484, 258024, 290277, 302682, 320616, 342576, 347334, 357264, 362226, 387036, 403576, 409968, 454023, 463112, 480924, 482968, 516048, 521001, 543339, 580554, 605364, 641232, 655811, 694668, 724452, 774072, 784823, 807152, 908046, 926224, 961848, 965936, 1042002, 1086678, 1161108, 1210728, 1311622, 1362069, 1389336, 1448904, 1548144, 1563003, 1569646, 1630017, 1816092, 1923696, 1967433, 2084004, 2173356, 2322216, 2354469, 2421456, 2623244, 2724138, 2778672, 2897808, 3126006, 3139292, 3260034, 3632184, 3682631, 3934866, 4168008, 4346712, 4644432, 4708938, 5246488, 5448276, 5902299, 6252012, 6278584, 6520068, 7063407, 7264368, 7365262, 7869732, 8336016, 8693424, 9417876, 10492976, 10896552, 11047893, 11804598, 12504024, 12557168, 13040136, 14126814, 14730524, 15739464, 17706897, 18835752, 21190221, 21793104, 22095786, 23609196, 25008048, 26080272, 28253628, 29461048, 31478928, 33143679, 35413794, 37671504, 42380442, 44191572, 47218392, 47874203, 56507256, 58922096, 66287358, 70827588, 84760884, 88383144, 94436784, 95748406, 99431037, 113014512, 132574716, 141655176, 143622609, 169521768, 176766288, 191496812, 198862074, 265149432, 283310352, 287245218, 339043536, 382993624, 397724148, 430867827, 530298864, 574490436, 765987248, 795448296, 861735654, 1148980872, 1292603481, 1590896592, 1723471308, 2297961744, 2585206962, 3446942616, 5170413924, 6893885232, 10340827848, 20681655696]

約数ペア:

[(1, 20681655696), (2, 10340827848), (3, 6893885232), (4, 5170413924), (6, 3446942616), (8, 2585206962), (9, 2297961744), (12, 1723471308), (13, 1590896592), (16, 1292603481), (18, 1148980872), (24, 861735654), (26, 795448296), (27, 765987248), (36, 574490436), (39, 530298864), (48, 430867827), (52, 397724148), (54, 382993624), (61, 339043536), (72, 287245218), (73, 283310352), (78, 265149432), (104, 198862074), (108, 191496812), (117, 176766288), (122, 169521768), (144, 143622609), (146, 141655176), (156, 132574716), (183, 113014512), (208, 99431037), (216, 95748406), (219, 94436784), (234, 88383144), (244, 84760884), (292, 70827588), (312, 66287358), (351, 58922096), (366, 56507256), (432, 47874203), (438, 47218392), (468, 44191572), (488, 42380442), (549, 37671504), (584, 35413794), (624, 33143679), (657, 31478928), (702, 29461048), (732, 28253628), (793, 26080272), (827, 25008048), (876, 23609196), (936, 22095786), (949, 21793104), (976, 21190221), (1098, 18835752), (1168, 17706897), (1314, 15739464), (1404, 14730524), (1464, 14126814), (1586, 13040136), (1647, 12557168), (1654, 12504024), (1752, 11804598), (1872, 11047893), (1898, 10896552), (1971, 10492976), (2196, 9417876), (2379, 8693424), (2481, 8336016), (2628, 7869732), (2808, 7365262), (2847, 7264368), (2928, 7063407), (3172, 6520068), (3294, 6278584), (3308, 6252012), (3504, 5902299), (3796, 5448276), (3942, 5246488), (4392, 4708938), (4453, 4644432), (4758, 4346712), (4962, 4168008), (5256, 3934866), (5616, 3682631), (5694, 3632184), (6344, 3260034), (6588, 3139292), (6616, 3126006), (7137, 2897808), (7443, 2778672), (7592, 2724138), (7884, 2623244), (8541, 2421456), (8784, 2354469), (8906, 2322216), (9516, 2173356), (9924, 2084004), (10512, 1967433), (10751, 1923696), (11388, 1816092), (12688, 1630017), (13176, 1569646), (13232, 1563003), (13359, 1548144), (14274, 1448904), (14886, 1389336), (15184, 1362069), (15768, 1311622), (17082, 1210728), (17812, 1161108), (19032, 1086678), (19848, 1042002), (21411, 965936), (21502, 961848), (22329, 926224), (22776, 908046), (25623, 807152), (26352, 784823), (26718, 774072), (28548, 724452), (29772, 694668), (31536, 655811), (32253, 641232), (34164, 605364), (35624, 580554), (38064, 543339), (39696, 521001), (40077, 516048), (42822, 482968), (43004, 480924), (44658, 463112), (45552, 454023), (50447, 409968), (51246, 403576), (53436, 387036), (57096, 362226), (57889, 357264), (59544, 347334), (60371, 342576), (64506, 320616), (68328, 302682), (71248, 290277), (80154, 258024), (85644, 241484), (86008, 240462), (89316, 231556), (96759, 213744), (100894, 204984), (102492, 201788), (106872, 193518), (114192, 181113), (115778, 178632), (119088, 173667), (120231, 172016), (120742, 171288), (129012, 160308), (136656, 151341)]