218580480

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:261

約数の個数: 240

約数和(自身を含む): 775597680

約数和(自身を除く): 557017200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 179, 180, 192, 212, 240, 256, 265, 288, 318, 320, 358, 360, 384, 424, 477, 480, 512, 530, 537, 576, 636, 640, 716, 720, 768, 795, 848, 895, 954, 960, 1060, 1074, 1152, 1272, 1280, 1432, 1440, 1536, 1590, 1611, 1696, 1790, 1908, 1920, 2120, 2148, 2304, 2385, 2544, 2560, 2685, 2864, 2880, 3180, 3222, 3392, 3580, 3816, 3840, 4240, 4296, 4608, 4770, 5088, 5370, 5728, 5760, 6360, 6444, 6784, 7160, 7632, 7680, 8055, 8480, 8592, 9487, 9540, 10176, 10740, 11456, 11520, 12720, 12888, 13568, 14320, 15264, 16110, 16960, 17184, 18974, 19080, 20352, 21480, 22912, 23040, 25440, 25776, 27136, 28461, 28640, 30528, 32220, 33920, 34368, 37948, 38160, 40704, 42960, 45824, 47435, 50880, 51552, 56922, 57280, 61056, 64440, 67840, 68736, 75896, 76320, 81408, 85383, 85920, 91648, 94870, 101760, 103104, 113844, 114560, 122112, 128880, 135680, 137472, 142305, 151792, 152640, 170766, 171840, 189740, 203520, 206208, 227688, 229120, 244224, 257760, 274944, 284610, 303584, 305280, 341532, 343680, 379480, 407040, 412416, 426915, 455376, 458240, 515520, 569220, 607168, 610560, 683064, 687360, 758960, 824832, 853830, 910752, 1031040, 1138440, 1214336, 1221120, 1366128, 1374720, 1517920, 1707660, 1821504, 2062080, 2276880, 2428672, 2732256, 3035840, 3415320, 3643008, 4124160, 4553760, 4857344, 5464512, 6071680, 6830640, 7286016, 9107520, 10929024, 12143360, 13661280, 14572032, 18215040, 21858048, 24286720, 27322560, 36430080, 43716096, 54645120, 72860160, 109290240, 218580480]

約数ペア:

[(1, 218580480), (2, 109290240), (3, 72860160), (4, 54645120), (5, 43716096), (6, 36430080), (8, 27322560), (9, 24286720), (10, 21858048), (12, 18215040), (15, 14572032), (16, 13661280), (18, 12143360), (20, 10929024), (24, 9107520), (30, 7286016), (32, 6830640), (36, 6071680), (40, 5464512), (45, 4857344), (48, 4553760), (53, 4124160), (60, 3643008), (64, 3415320), (72, 3035840), (80, 2732256), (90, 2428672), (96, 2276880), (106, 2062080), (120, 1821504), (128, 1707660), (144, 1517920), (159, 1374720), (160, 1366128), (179, 1221120), (180, 1214336), (192, 1138440), (212, 1031040), (240, 910752), (256, 853830), (265, 824832), (288, 758960), (318, 687360), (320, 683064), (358, 610560), (360, 607168), (384, 569220), (424, 515520), (477, 458240), (480, 455376), (512, 426915), (530, 412416), (537, 407040), (576, 379480), (636, 343680), (640, 341532), (716, 305280), (720, 303584), (768, 284610), (795, 274944), (848, 257760), (895, 244224), (954, 229120), (960, 227688), (1060, 206208), (1074, 203520), (1152, 189740), (1272, 171840), (1280, 170766), (1432, 152640), (1440, 151792), (1536, 142305), (1590, 137472), (1611, 135680), (1696, 128880), (1790, 122112), (1908, 114560), (1920, 113844), (2120, 103104), (2148, 101760), (2304, 94870), (2385, 91648), (2544, 85920), (2560, 85383), (2685, 81408), (2864, 76320), (2880, 75896), (3180, 68736), (3222, 67840), (3392, 64440), (3580, 61056), (3816, 57280), (3840, 56922), (4240, 51552), (4296, 50880), (4608, 47435), (4770, 45824), (5088, 42960), (5370, 40704), (5728, 38160), (5760, 37948), (6360, 34368), (6444, 33920), (6784, 32220), (7160, 30528), (7632, 28640), (7680, 28461), (8055, 27136), (8480, 25776), (8592, 25440), (9487, 23040), (9540, 22912), (10176, 21480), (10740, 20352), (11456, 19080), (11520, 18974), (12720, 17184), (12888, 16960), (13568, 16110), (14320, 15264)]