20996147232

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{1399}}^1$

素因数の和:1528

約数の個数: 216

約数和(自身を含む): 63218937600

約数和(自身を除く): 42222790368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 41, 48, 62, 72, 82, 93, 96, 123, 124, 144, 164, 186, 246, 248, 279, 288, 328, 369, 372, 492, 496, 558, 656, 738, 744, 984, 992, 1116, 1271, 1312, 1399, 1476, 1488, 1681, 1968, 2232, 2542, 2798, 2952, 2976, 3362, 3813, 3936, 4197, 4464, 5043, 5084, 5596, 5904, 6724, 7626, 8394, 8928, 10086, 10168, 11192, 11439, 11808, 12591, 13448, 15129, 15252, 16788, 20172, 20336, 22384, 22878, 25182, 26896, 30258, 30504, 33576, 40344, 40672, 43369, 44768, 45756, 50364, 52111, 53792, 57359, 60516, 61008, 67152, 80688, 86738, 91512, 100728, 104222, 114718, 121032, 122016, 130107, 134304, 156333, 161376, 172077, 173476, 183024, 201456, 208444, 229436, 242064, 260214, 312666, 344154, 346952, 366048, 390321, 402912, 416888, 458872, 468999, 484128, 516231, 520428, 625332, 688308, 693904, 780642, 833776, 917744, 937998, 1032462, 1040856, 1250664, 1376616, 1387808, 1561284, 1667552, 1778129, 1835488, 1875996, 2064924, 2081712, 2351719, 2501328, 2753232, 3122568, 3556258, 3751992, 4129848, 4163424, 4703438, 5002656, 5334387, 5506464, 6245136, 7055157, 7112516, 7503984, 8259696, 9406876, 10668774, 12490272, 14110314, 14225032, 15007968, 16003161, 16519392, 18813752, 21165471, 21337548, 28220628, 28450064, 32006322, 37627504, 42330942, 42675096, 56441256, 56900128, 64012644, 72903289, 75255008, 84661884, 85350192, 112882512, 128025288, 145806578, 169323768, 170700384, 218709867, 225765024, 256050576, 291613156, 338647536, 437419734, 512101152, 583226312, 656129601, 677295072, 874839468, 1166452624, 1312259202, 1749678936, 2332905248, 2624518404, 3499357872, 5249036808, 6998715744, 10498073616, 20996147232]

約数ペア:

[(1, 20996147232), (2, 10498073616), (3, 6998715744), (4, 5249036808), (6, 3499357872), (8, 2624518404), (9, 2332905248), (12, 1749678936), (16, 1312259202), (18, 1166452624), (24, 874839468), (31, 677295072), (32, 656129601), (36, 583226312), (41, 512101152), (48, 437419734), (62, 338647536), (72, 291613156), (82, 256050576), (93, 225765024), (96, 218709867), (123, 170700384), (124, 169323768), (144, 145806578), (164, 128025288), (186, 112882512), (246, 85350192), (248, 84661884), (279, 75255008), (288, 72903289), (328, 64012644), (369, 56900128), (372, 56441256), (492, 42675096), (496, 42330942), (558, 37627504), (656, 32006322), (738, 28450064), (744, 28220628), (984, 21337548), (992, 21165471), (1116, 18813752), (1271, 16519392), (1312, 16003161), (1399, 15007968), (1476, 14225032), (1488, 14110314), (1681, 12490272), (1968, 10668774), (2232, 9406876), (2542, 8259696), (2798, 7503984), (2952, 7112516), (2976, 7055157), (3362, 6245136), (3813, 5506464), (3936, 5334387), (4197, 5002656), (4464, 4703438), (5043, 4163424), (5084, 4129848), (5596, 3751992), (5904, 3556258), (6724, 3122568), (7626, 2753232), (8394, 2501328), (8928, 2351719), (10086, 2081712), (10168, 2064924), (11192, 1875996), (11439, 1835488), (11808, 1778129), (12591, 1667552), (13448, 1561284), (15129, 1387808), (15252, 1376616), (16788, 1250664), (20172, 1040856), (20336, 1032462), (22384, 937998), (22878, 917744), (25182, 833776), (26896, 780642), (30258, 693904), (30504, 688308), (33576, 625332), (40344, 520428), (40672, 516231), (43369, 484128), (44768, 468999), (45756, 458872), (50364, 416888), (52111, 402912), (53792, 390321), (57359, 366048), (60516, 346952), (61008, 344154), (67152, 312666), (80688, 260214), (86738, 242064), (91512, 229436), (100728, 208444), (104222, 201456), (114718, 183024), (121032, 173476), (122016, 172077), (130107, 161376), (134304, 156333)]