20673813888

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1230

約数の個数: 384

約数和(自身を含む): 73661952000

約数和(自身を除く): 52988138112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 156, 168, 182, 192, 199, 208, 224, 234, 252, 273, 288, 312, 336, 364, 384, 398, 416, 448, 468, 504, 546, 576, 597, 624, 672, 728, 796, 819, 832, 896, 936, 991, 1008, 1092, 1152, 1194, 1248, 1344, 1393, 1456, 1592, 1638, 1664, 1791, 1872, 1982, 2016, 2184, 2388, 2496, 2587, 2688, 2786, 2912, 2973, 3184, 3276, 3582, 3744, 3964, 4032, 4179, 4368, 4776, 4992, 5174, 5572, 5824, 5946, 6368, 6552, 6937, 7164, 7488, 7761, 7928, 8064, 8358, 8736, 8919, 9552, 10348, 11144, 11648, 11892, 12537, 12736, 12883, 13104, 13874, 14328, 14976, 15522, 15856, 16716, 17472, 17838, 18109, 19104, 20696, 20811, 22288, 23283, 23784, 25074, 25472, 25766, 26208, 27748, 28656, 31044, 31712, 33432, 34944, 35676, 36218, 38208, 38649, 41392, 41622, 44576, 46566, 47568, 50148, 51532, 52416, 54327, 55496, 57312, 62088, 62433, 63424, 66864, 71352, 72436, 76416, 77298, 82784, 83244, 89152, 90181, 93132, 95136, 100296, 103064, 104832, 108654, 110992, 114624, 115947, 124176, 124866, 126848, 133728, 142704, 144872, 154596, 162981, 165568, 166488, 178304, 180362, 186264, 190272, 197209, 200592, 206128, 217308, 221984, 229248, 231894, 248352, 249732, 267456, 270543, 285408, 289744, 309192, 325962, 331136, 332976, 360724, 372528, 380544, 394418, 401184, 412256, 434616, 443968, 463788, 496704, 499464, 534912, 541086, 570816, 579488, 591627, 618384, 651924, 665952, 721448, 745056, 788836, 802368, 811629, 824512, 869232, 887936, 927576, 993408, 998928, 1082172, 1141632, 1158976, 1183254, 1236768, 1303848, 1331904, 1380463, 1442896, 1490112, 1577672, 1604736, 1623258, 1649024, 1738464, 1774881, 1855152, 1997856, 2164344, 2317952, 2366508, 2473536, 2563717, 2607696, 2663808, 2760926, 2885792, 2980224, 3155344, 3246516, 3476928, 3549762, 3710304, 3995712, 4141389, 4328688, 4733016, 4947072, 5127434, 5215392, 5521852, 5771584, 6310688, 6493032, 6953856, 7099524, 7420608, 7691151, 7991424, 8282778, 8657376, 9466032, 10254868, 10430784, 11043704, 11543168, 12424167, 12621376, 12986064, 14199048, 14841216, 15382302, 16565556, 17314752, 17946019, 18932064, 20509736, 20861568, 22087408, 23073453, 24848334, 25242752, 25972128, 28398096, 30764604, 33131112, 34629504, 35892038, 37864128, 41019472, 44174816, 46146906, 49696668, 51944256, 53838057, 56796192, 61529208, 66262224, 71784076, 75728256, 82038944, 88349632, 92293812, 99393336, 103888512, 107676114, 113592384, 123058416, 132524448, 143568152, 161514171, 164077888, 176699264, 184587624, 198786672, 215352228, 227184768, 246116832, 265048896, 287136304, 323028342, 328155776, 369175248, 397573344, 430704456, 492233664, 530097792, 574272608, 646056684, 738350496, 795146688, 861408912, 984467328, 1148545216, 1292113368, 1476700992, 1590293376, 1722817824, 2297090432, 2584226736, 2953401984, 3445635648, 5168453472, 6891271296, 10336906944, 20673813888]

約数ペア:

[(1, 20673813888), (2, 10336906944), (3, 6891271296), (4, 5168453472), (6, 3445635648), (7, 2953401984), (8, 2584226736), (9, 2297090432), (12, 1722817824), (13, 1590293376), (14, 1476700992), (16, 1292113368), (18, 1148545216), (21, 984467328), (24, 861408912), (26, 795146688), (28, 738350496), (32, 646056684), (36, 574272608), (39, 530097792), (42, 492233664), (48, 430704456), (52, 397573344), (56, 369175248), (63, 328155776), (64, 323028342), (72, 287136304), (78, 265048896), (84, 246116832), (91, 227184768), (96, 215352228), (104, 198786672), (112, 184587624), (117, 176699264), (126, 164077888), (128, 161514171), (144, 143568152), (156, 132524448), (168, 123058416), (182, 113592384), (192, 107676114), (199, 103888512), (208, 99393336), (224, 92293812), (234, 88349632), (252, 82038944), (273, 75728256), (288, 71784076), (312, 66262224), (336, 61529208), (364, 56796192), (384, 53838057), (398, 51944256), (416, 49696668), (448, 46146906), (468, 44174816), (504, 41019472), (546, 37864128), (576, 35892038), (597, 34629504), (624, 33131112), (672, 30764604), (728, 28398096), (796, 25972128), (819, 25242752), (832, 24848334), (896, 23073453), (936, 22087408), (991, 20861568), (1008, 20509736), (1092, 18932064), (1152, 17946019), (1194, 17314752), (1248, 16565556), (1344, 15382302), (1393, 14841216), (1456, 14199048), (1592, 12986064), (1638, 12621376), (1664, 12424167), (1791, 11543168), (1872, 11043704), (1982, 10430784), (2016, 10254868), (2184, 9466032), (2388, 8657376), (2496, 8282778), (2587, 7991424), (2688, 7691151), (2786, 7420608), (2912, 7099524), (2973, 6953856), (3184, 6493032), (3276, 6310688), (3582, 5771584), (3744, 5521852), (3964, 5215392), (4032, 5127434), (4179, 4947072), (4368, 4733016), (4776, 4328688), (4992, 4141389), (5174, 3995712), (5572, 3710304), (5824, 3549762), (5946, 3476928), (6368, 3246516), (6552, 3155344), (6937, 2980224), (7164, 2885792), (7488, 2760926), (7761, 2663808), (7928, 2607696), (8064, 2563717), (8358, 2473536), (8736, 2366508), (8919, 2317952), (9552, 2164344), (10348, 1997856), (11144, 1855152), (11648, 1774881), (11892, 1738464), (12537, 1649024), (12736, 1623258), (12883, 1604736), (13104, 1577672), (13874, 1490112), (14328, 1442896), (14976, 1380463), (15522, 1331904), (15856, 1303848), (16716, 1236768), (17472, 1183254), (17838, 1158976), (18109, 1141632), (19104, 1082172), (20696, 998928), (20811, 993408), (22288, 927576), (23283, 887936), (23784, 869232), (25074, 824512), (25472, 811629), (25766, 802368), (26208, 788836), (27748, 745056), (28656, 721448), (31044, 665952), (31712, 651924), (33432, 618384), (34944, 591627), (35676, 579488), (36218, 570816), (38208, 541086), (38649, 534912), (41392, 499464), (41622, 496704), (44576, 463788), (46566, 443968), (47568, 434616), (50148, 412256), (51532, 401184), (52416, 394418), (54327, 380544), (55496, 372528), (57312, 360724), (62088, 332976), (62433, 331136), (63424, 325962), (66864, 309192), (71352, 289744), (72436, 285408), (76416, 270543), (77298, 267456), (82784, 249732), (83244, 248352), (89152, 231894), (90181, 229248), (93132, 221984), (95136, 217308), (100296, 206128), (103064, 200592), (104832, 197209), (108654, 190272), (110992, 186264), (114624, 180362), (115947, 178304), (124176, 166488), (124866, 165568), (126848, 162981), (133728, 154596), (142704, 144872)]