20781813888

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 576

約数和(自身を含む): 69996490200

約数和(自身を除く): 49214676312

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 32, 33, 36, 44, 48, 53, 58, 64, 66, 72, 87, 88, 96, 97, 99, 106, 116, 121, 128, 132, 144, 159, 174, 176, 192, 194, 198, 212, 232, 242, 261, 264, 288, 291, 318, 319, 348, 352, 363, 384, 388, 396, 424, 464, 477, 484, 522, 528, 576, 582, 583, 636, 638, 696, 704, 726, 776, 792, 848, 873, 928, 954, 957, 968, 1044, 1056, 1067, 1089, 1152, 1164, 1166, 1272, 1276, 1392, 1408, 1452, 1537, 1552, 1584, 1696, 1746, 1749, 1856, 1908, 1914, 1936, 2088, 2112, 2134, 2178, 2328, 2332, 2544, 2552, 2784, 2813, 2871, 2904, 3074, 3104, 3168, 3201, 3392, 3492, 3498, 3509, 3712, 3816, 3828, 3872, 4176, 4224, 4268, 4356, 4611, 4656, 4664, 5088, 5104, 5141, 5247, 5568, 5626, 5742, 5808, 6148, 6208, 6336, 6402, 6413, 6784, 6984, 6996, 7018, 7632, 7656, 7744, 8352, 8439, 8536, 8712, 9222, 9312, 9328, 9603, 10176, 10208, 10282, 10494, 10527, 11136, 11252, 11484, 11616, 11737, 12296, 12416, 12672, 12804, 12826, 13833, 13968, 13992, 14036, 15264, 15312, 15423, 15488, 16704, 16878, 16907, 17072, 17424, 18444, 18624, 18656, 19206, 19239, 20352, 20416, 20564, 20988, 21054, 22504, 22968, 23232, 23474, 24592, 25317, 25608, 25652, 27666, 27936, 27984, 28072, 30528, 30624, 30846, 30943, 31581, 33408, 33756, 33814, 34144, 34848, 35211, 36888, 37248, 37312, 38412, 38478, 40832, 41128, 41976, 42108, 45008, 45936, 46269, 46464, 46948, 49184, 50634, 50721, 51216, 51304, 55332, 55872, 55968, 56144, 56551, 57717, 61056, 61248, 61692, 61886, 63162, 67512, 67628, 68288, 69696, 70422, 73776, 74624, 76824, 76956, 82256, 83952, 84216, 90016, 91872, 92538, 92829, 93896, 98368, 101268, 101442, 102432, 102608, 105633, 110664, 111744, 111936, 112288, 113102, 115434, 122496, 123384, 123772, 126324, 135024, 135256, 136576, 139392, 140844, 147552, 149089, 152163, 153648, 153912, 164512, 167904, 168432, 169653, 180032, 183744, 185076, 185658, 185977, 187792, 196736, 202536, 202884, 204864, 205216, 211266, 221328, 223872, 224576, 226204, 230868, 246768, 247544, 252648, 270048, 270512, 278487, 281688, 295104, 298178, 304326, 307296, 307824, 329024, 335808, 336864, 339306, 340373, 360064, 367488, 370152, 371316, 371954, 375584, 405072, 405768, 409728, 410432, 422532, 442656, 447267, 449152, 452408, 461736, 493536, 495088, 505296, 508959, 540096, 541024, 556974, 557931, 563376, 590208, 596356, 608652, 614592, 615648, 622061, 658048, 671616, 673728, 678612, 680746, 740304, 742632, 743908, 751168, 810144, 811536, 820864, 845064, 885312, 894534, 904816, 923472, 987072, 990176, 1010592, 1017918, 1021119, 1080192, 1082048, 1113948, 1115862, 1126752, 1192712, 1217304, 1229184, 1231296, 1244122, 1341801, 1347456, 1357224, 1361492, 1480608, 1485264, 1487816, 1502336, 1620288, 1623072, 1639979, 1673793, 1690128, 1770624, 1789068, 1809632, 1846944, 1866183, 1974144, 1980352, 2021184, 2035836, 2042238, 2164096, 2227896, 2231724, 2253504, 2385424, 2434608, 2462592, 2488244, 2683602, 2714448, 2722984, 2961216, 2970528, 2975632, 3063357, 3240576, 3246144, 3279958, 3347586, 3380256, 3578136, 3619264, 3693888, 3732366, 3960704, 4042368, 4071672, 4084476, 4455792, 4463448, 4507008, 4770848, 4869216, 4919937, 4976488, 5367204, 5428896, 5445968, 5598549, 5922432, 5941056, 5951264, 6126714, 6492288, 6559916, 6695172, 6760512, 7156272, 7238528, 7387776, 7464732, 8143344, 8168952, 8911584, 8926896, 9541696, 9738432, 9839874, 9952976, 10734408, 10857792, 10891936, 11197098, 11882112, 11902528, 12253428, 13119832, 13390344, 13521024, 14312544, 14759811, 14929464, 16286688, 16337904, 17823168, 17853792, 18039769, 19083392, 19476864, 19679748, 19905952, 21468816, 21715584, 21783872, 22394196, 23805056, 24506856, 26239664, 26780688, 28625088, 29519622, 29858928, 32573376, 32675808, 35646336, 35707584, 36079538, 39359496, 39811904, 42937632, 43567744, 44788392, 49013712, 52479328, 53561376, 54119307, 57250176, 59039244, 59717856, 65146752, 65351616, 71415168, 72159076, 78718992, 79623808, 85875264, 89576784, 98027424, 104958656, 107122752, 108238614, 118078488, 119435712, 130703232, 144318152, 157437984, 162357921, 171750528, 179153568, 196054848, 209917312, 214245504, 216477228, 236156976, 238871424, 288636304, 314875968, 324715842, 358307136, 392109696, 432954456, 472313952, 577272608, 629751936, 649431684, 716614272, 865908912, 944627904, 1154545216, 1298863368, 1731817824, 1889255808, 2309090432, 2597726736, 3463635648, 5195453472, 6927271296, 10390906944, 20781813888]

約数ペア:

[(1, 20781813888), (2, 10390906944), (3, 6927271296), (4, 5195453472), (6, 3463635648), (8, 2597726736), (9, 2309090432), (11, 1889255808), (12, 1731817824), (16, 1298863368), (18, 1154545216), (22, 944627904), (24, 865908912), (29, 716614272), (32, 649431684), (33, 629751936), (36, 577272608), (44, 472313952), (48, 432954456), (53, 392109696), (58, 358307136), (64, 324715842), (66, 314875968), (72, 288636304), (87, 238871424), (88, 236156976), (96, 216477228), (97, 214245504), (99, 209917312), (106, 196054848), (116, 179153568), (121, 171750528), (128, 162357921), (132, 157437984), (144, 144318152), (159, 130703232), (174, 119435712), (176, 118078488), (192, 108238614), (194, 107122752), (198, 104958656), (212, 98027424), (232, 89576784), (242, 85875264), (261, 79623808), (264, 78718992), (288, 72159076), (291, 71415168), (318, 65351616), (319, 65146752), (348, 59717856), (352, 59039244), (363, 57250176), (384, 54119307), (388, 53561376), (396, 52479328), (424, 49013712), (464, 44788392), (477, 43567744), (484, 42937632), (522, 39811904), (528, 39359496), (576, 36079538), (582, 35707584), (583, 35646336), (636, 32675808), (638, 32573376), (696, 29858928), (704, 29519622), (726, 28625088), (776, 26780688), (792, 26239664), (848, 24506856), (873, 23805056), (928, 22394196), (954, 21783872), (957, 21715584), (968, 21468816), (1044, 19905952), (1056, 19679748), (1067, 19476864), (1089, 19083392), (1152, 18039769), (1164, 17853792), (1166, 17823168), (1272, 16337904), (1276, 16286688), (1392, 14929464), (1408, 14759811), (1452, 14312544), (1537, 13521024), (1552, 13390344), (1584, 13119832), (1696, 12253428), (1746, 11902528), (1749, 11882112), (1856, 11197098), (1908, 10891936), (1914, 10857792), (1936, 10734408), (2088, 9952976), (2112, 9839874), (2134, 9738432), (2178, 9541696), (2328, 8926896), (2332, 8911584), (2544, 8168952), (2552, 8143344), (2784, 7464732), (2813, 7387776), (2871, 7238528), (2904, 7156272), (3074, 6760512), (3104, 6695172), (3168, 6559916), (3201, 6492288), (3392, 6126714), (3492, 5951264), (3498, 5941056), (3509, 5922432), (3712, 5598549), (3816, 5445968), (3828, 5428896), (3872, 5367204), (4176, 4976488), (4224, 4919937), (4268, 4869216), (4356, 4770848), (4611, 4507008), (4656, 4463448), (4664, 4455792), (5088, 4084476), (5104, 4071672), (5141, 4042368), (5247, 3960704), (5568, 3732366), (5626, 3693888), (5742, 3619264), (5808, 3578136), (6148, 3380256), (6208, 3347586), (6336, 3279958), (6402, 3246144), (6413, 3240576), (6784, 3063357), (6984, 2975632), (6996, 2970528), (7018, 2961216), (7632, 2722984), (7656, 2714448), (7744, 2683602), (8352, 2488244), (8439, 2462592), (8536, 2434608), (8712, 2385424), (9222, 2253504), (9312, 2231724), (9328, 2227896), (9603, 2164096), (10176, 2042238), (10208, 2035836), (10282, 2021184), (10494, 1980352), (10527, 1974144), (11136, 1866183), (11252, 1846944), (11484, 1809632), (11616, 1789068), (11737, 1770624), (12296, 1690128), (12416, 1673793), (12672, 1639979), (12804, 1623072), (12826, 1620288), (13833, 1502336), (13968, 1487816), (13992, 1485264), (14036, 1480608), (15264, 1361492), (15312, 1357224), (15423, 1347456), (15488, 1341801), (16704, 1244122), (16878, 1231296), (16907, 1229184), (17072, 1217304), (17424, 1192712), (18444, 1126752), (18624, 1115862), (18656, 1113948), (19206, 1082048), (19239, 1080192), (20352, 1021119), (20416, 1017918), (20564, 1010592), (20988, 990176), (21054, 987072), (22504, 923472), (22968, 904816), (23232, 894534), (23474, 885312), (24592, 845064), (25317, 820864), (25608, 811536), (25652, 810144), (27666, 751168), (27936, 743908), (27984, 742632), (28072, 740304), (30528, 680746), (30624, 678612), (30846, 673728), (30943, 671616), (31581, 658048), (33408, 622061), (33756, 615648), (33814, 614592), (34144, 608652), (34848, 596356), (35211, 590208), (36888, 563376), (37248, 557931), (37312, 556974), (38412, 541024), (38478, 540096), (40832, 508959), (41128, 505296), (41976, 495088), (42108, 493536), (45008, 461736), (45936, 452408), (46269, 449152), (46464, 447267), (46948, 442656), (49184, 422532), (50634, 410432), (50721, 409728), (51216, 405768), (51304, 405072), (55332, 375584), (55872, 371954), (55968, 371316), (56144, 370152), (56551, 367488), (57717, 360064), (61056, 340373), (61248, 339306), (61692, 336864), (61886, 335808), (63162, 329024), (67512, 307824), (67628, 307296), (68288, 304326), (69696, 298178), (70422, 295104), (73776, 281688), (74624, 278487), (76824, 270512), (76956, 270048), (82256, 252648), (83952, 247544), (84216, 246768), (90016, 230868), (91872, 226204), (92538, 224576), (92829, 223872), (93896, 221328), (98368, 211266), (101268, 205216), (101442, 204864), (102432, 202884), (102608, 202536), (105633, 196736), (110664, 187792), (111744, 185977), (111936, 185658), (112288, 185076), (113102, 183744), (115434, 180032), (122496, 169653), (123384, 168432), (123772, 167904), (126324, 164512), (135024, 153912), (135256, 153648), (136576, 152163), (139392, 149089), (140844, 147552)]