204099840

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{2531}}^1$

素因数の和:2565

約数の個数: 216

約数和(自身を含む): 807363648

約数和(自身を除く): 603263808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2531, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5062, 5376, 5760, 6720, 7593, 8064, 8960, 10080, 10124, 11520, 12655, 13440, 15186, 16128, 17717, 20160, 20248, 22779, 25310, 26880, 30372, 35434, 37965, 40320, 40496, 45558, 50620, 53151, 60744, 70868, 75930, 80640, 80992, 88585, 91116, 101240, 106302, 113895, 121488, 141736, 151860, 159453, 161984, 177170, 182232, 202480, 212604, 227790, 242976, 265755, 283472, 303720, 318906, 323968, 354340, 364464, 404960, 425208, 455580, 485952, 531510, 566944, 607440, 637812, 647936, 708680, 728928, 797265, 809920, 850416, 911160, 971904, 1063020, 1133888, 1214880, 1275624, 1417360, 1457856, 1594530, 1619840, 1700832, 1822320, 1943808, 2126040, 2267776, 2429760, 2551248, 2834720, 2915712, 3189060, 3239680, 3401664, 3644640, 4252080, 4535552, 4859520, 5102496, 5669440, 5831424, 6378120, 6803328, 7289280, 8504160, 9719040, 10204992, 11338880, 12756240, 13606656, 14578560, 17008320, 20409984, 22677760, 25512480, 29157120, 34016640, 40819968, 51024960, 68033280, 102049920, 204099840]

約数ペア:

[(1, 204099840), (2, 102049920), (3, 68033280), (4, 51024960), (5, 40819968), (6, 34016640), (7, 29157120), (8, 25512480), (9, 22677760), (10, 20409984), (12, 17008320), (14, 14578560), (15, 13606656), (16, 12756240), (18, 11338880), (20, 10204992), (21, 9719040), (24, 8504160), (28, 7289280), (30, 6803328), (32, 6378120), (35, 5831424), (36, 5669440), (40, 5102496), (42, 4859520), (45, 4535552), (48, 4252080), (56, 3644640), (60, 3401664), (63, 3239680), (64, 3189060), (70, 2915712), (72, 2834720), (80, 2551248), (84, 2429760), (90, 2267776), (96, 2126040), (105, 1943808), (112, 1822320), (120, 1700832), (126, 1619840), (128, 1594530), (140, 1457856), (144, 1417360), (160, 1275624), (168, 1214880), (180, 1133888), (192, 1063020), (210, 971904), (224, 911160), (240, 850416), (252, 809920), (256, 797265), (280, 728928), (288, 708680), (315, 647936), (320, 637812), (336, 607440), (360, 566944), (384, 531510), (420, 485952), (448, 455580), (480, 425208), (504, 404960), (560, 364464), (576, 354340), (630, 323968), (640, 318906), (672, 303720), (720, 283472), (768, 265755), (840, 242976), (896, 227790), (960, 212604), (1008, 202480), (1120, 182232), (1152, 177170), (1260, 161984), (1280, 159453), (1344, 151860), (1440, 141736), (1680, 121488), (1792, 113895), (1920, 106302), (2016, 101240), (2240, 91116), (2304, 88585), (2520, 80992), (2531, 80640), (2688, 75930), (2880, 70868), (3360, 60744), (3840, 53151), (4032, 50620), (4480, 45558), (5040, 40496), (5062, 40320), (5376, 37965), (5760, 35434), (6720, 30372), (7593, 26880), (8064, 25310), (8960, 22779), (10080, 20248), (10124, 20160), (11520, 17717), (12655, 16128), (13440, 15186)]