20724264960

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{48187}}^1$

素因数の和:48226

約数の個数: 208

約数和(自身を含む): 75783918336

約数和(自身を除く): 55059653376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2048, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 4096, 4480, 5120, 5376, 6144, 6720, 7168, 7680, 8960, 10240, 10752, 12288, 13440, 14336, 15360, 17920, 20480, 21504, 26880, 28672, 30720, 35840, 43008, 48187, 53760, 61440, 71680, 86016, 96374, 107520, 143360, 144561, 192748, 215040, 240935, 289122, 337309, 385496, 430080, 481870, 578244, 674618, 722805, 770992, 963740, 1011927, 1156488, 1349236, 1445610, 1541984, 1686545, 1927480, 2023854, 2312976, 2698472, 2891220, 3083968, 3373090, 3854960, 4047708, 4625952, 5059635, 5396944, 5782440, 6167936, 6746180, 7709920, 8095416, 9251904, 10119270, 10793888, 11564880, 12335872, 13492360, 15419840, 16190832, 18503808, 20238540, 21587776, 23129760, 24671744, 26984720, 30839680, 32381664, 37007616, 40477080, 43175552, 46259520, 49343488, 53969440, 61679360, 64763328, 74015232, 80954160, 86351104, 92519040, 98686976, 107938880, 123358720, 129526656, 148030464, 161908320, 172702208, 185038080, 197373952, 215877760, 246717440, 259053312, 296060928, 323816640, 345404416, 370076160, 431755520, 493434880, 518106624, 592121856, 647633280, 690808832, 740152320, 863511040, 986869760, 1036213248, 1295266560, 1381617664, 1480304640, 1727022080, 2072426496, 2590533120, 2960609280, 3454044160, 4144852992, 5181066240, 6908088320, 10362132480, 20724264960]

約数ペア:

[(1, 20724264960), (2, 10362132480), (3, 6908088320), (4, 5181066240), (5, 4144852992), (6, 3454044160), (7, 2960609280), (8, 2590533120), (10, 2072426496), (12, 1727022080), (14, 1480304640), (15, 1381617664), (16, 1295266560), (20, 1036213248), (21, 986869760), (24, 863511040), (28, 740152320), (30, 690808832), (32, 647633280), (35, 592121856), (40, 518106624), (42, 493434880), (48, 431755520), (56, 370076160), (60, 345404416), (64, 323816640), (70, 296060928), (80, 259053312), (84, 246717440), (96, 215877760), (105, 197373952), (112, 185038080), (120, 172702208), (128, 161908320), (140, 148030464), (160, 129526656), (168, 123358720), (192, 107938880), (210, 98686976), (224, 92519040), (240, 86351104), (256, 80954160), (280, 74015232), (320, 64763328), (336, 61679360), (384, 53969440), (420, 49343488), (448, 46259520), (480, 43175552), (512, 40477080), (560, 37007616), (640, 32381664), (672, 30839680), (768, 26984720), (840, 24671744), (896, 23129760), (960, 21587776), (1024, 20238540), (1120, 18503808), (1280, 16190832), (1344, 15419840), (1536, 13492360), (1680, 12335872), (1792, 11564880), (1920, 10793888), (2048, 10119270), (2240, 9251904), (2560, 8095416), (2688, 7709920), (3072, 6746180), (3360, 6167936), (3584, 5782440), (3840, 5396944), (4096, 5059635), (4480, 4625952), (5120, 4047708), (5376, 3854960), (6144, 3373090), (6720, 3083968), (7168, 2891220), (7680, 2698472), (8960, 2312976), (10240, 2023854), (10752, 1927480), (12288, 1686545), (13440, 1541984), (14336, 1445610), (15360, 1349236), (17920, 1156488), (20480, 1011927), (21504, 963740), (26880, 770992), (28672, 722805), (30720, 674618), (35840, 578244), (43008, 481870), (48187, 430080), (53760, 385496), (61440, 337309), (71680, 289122), (86016, 240935), (96374, 215040), (107520, 192748), (143360, 144561)]