211019520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 679916160

約数和(自身を除く): 468896640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 179, 192, 240, 256, 307, 320, 358, 384, 480, 537, 614, 640, 716, 768, 895, 921, 960, 1074, 1228, 1280, 1432, 1535, 1790, 1842, 1920, 2148, 2456, 2685, 2864, 3070, 3580, 3684, 3840, 4296, 4605, 4912, 5370, 5728, 6140, 7160, 7368, 8592, 9210, 9824, 10740, 11456, 12280, 14320, 14736, 17184, 18420, 19648, 21480, 22912, 24560, 28640, 29472, 34368, 36840, 39296, 42960, 45824, 49120, 54953, 57280, 58944, 68736, 73680, 78592, 85920, 98240, 109906, 114560, 117888, 137472, 147360, 164859, 171840, 196480, 219812, 229120, 235776, 274765, 294720, 329718, 343680, 392960, 439624, 549530, 589440, 659436, 687360, 824295, 879248, 1099060, 1178880, 1318872, 1648590, 1758496, 2198120, 2637744, 3297180, 3516992, 4396240, 5275488, 6594360, 7033984, 8792480, 10550976, 13188720, 14067968, 17584960, 21101952, 26377440, 35169920, 42203904, 52754880, 70339840, 105509760, 211019520]

約数ペア:

[(1, 211019520), (2, 105509760), (3, 70339840), (4, 52754880), (5, 42203904), (6, 35169920), (8, 26377440), (10, 21101952), (12, 17584960), (15, 14067968), (16, 13188720), (20, 10550976), (24, 8792480), (30, 7033984), (32, 6594360), (40, 5275488), (48, 4396240), (60, 3516992), (64, 3297180), (80, 2637744), (96, 2198120), (120, 1758496), (128, 1648590), (160, 1318872), (179, 1178880), (192, 1099060), (240, 879248), (256, 824295), (307, 687360), (320, 659436), (358, 589440), (384, 549530), (480, 439624), (537, 392960), (614, 343680), (640, 329718), (716, 294720), (768, 274765), (895, 235776), (921, 229120), (960, 219812), (1074, 196480), (1228, 171840), (1280, 164859), (1432, 147360), (1535, 137472), (1790, 117888), (1842, 114560), (1920, 109906), (2148, 98240), (2456, 85920), (2685, 78592), (2864, 73680), (3070, 68736), (3580, 58944), (3684, 57280), (3840, 54953), (4296, 49120), (4605, 45824), (4912, 42960), (5370, 39296), (5728, 36840), (6140, 34368), (7160, 29472), (7368, 28640), (8592, 24560), (9210, 22912), (9824, 21480), (10740, 19648), (11456, 18420), (12280, 17184), (14320, 14736)]