249507840

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 208

約数和(自身を含む): 830370816

約数和(自身を除く): 580862976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 131, 155, 160, 186, 192, 240, 248, 256, 262, 310, 320, 372, 384, 393, 465, 480, 496, 512, 524, 620, 640, 655, 744, 768, 786, 930, 960, 992, 1024, 1048, 1240, 1280, 1310, 1488, 1536, 1572, 1860, 1920, 1965, 1984, 2048, 2096, 2480, 2560, 2620, 2976, 3072, 3144, 3720, 3840, 3930, 3968, 4061, 4096, 4192, 4960, 5120, 5240, 5952, 6144, 6288, 7440, 7680, 7860, 7936, 8122, 8384, 9920, 10240, 10480, 11904, 12183, 12288, 12576, 14880, 15360, 15720, 15872, 16244, 16768, 19840, 20305, 20480, 20960, 23808, 24366, 25152, 29760, 30720, 31440, 31744, 32488, 33536, 39680, 40610, 41920, 47616, 48732, 50304, 59520, 60915, 61440, 62880, 63488, 64976, 67072, 79360, 81220, 83840, 95232, 97464, 100608, 119040, 121830, 125760, 126976, 129952, 134144, 158720, 162440, 167680, 190464, 194928, 201216, 238080, 243660, 251520, 259904, 268288, 317440, 324880, 335360, 380928, 389856, 402432, 476160, 487320, 503040, 519808, 536576, 634880, 649760, 670720, 779712, 804864, 952320, 974640, 1006080, 1039616, 1299520, 1341440, 1559424, 1609728, 1904640, 1949280, 2012160, 2079232, 2599040, 2682880, 3118848, 3898560, 4024320, 4158464, 5198080, 6237696, 7797120, 8048640, 8316928, 10396160, 12475392, 15594240, 16633856, 20792320, 24950784, 31188480, 41584640, 49901568, 62376960, 83169280, 124753920, 249507840]

約数ペア:

[(1, 249507840), (2, 124753920), (3, 83169280), (4, 62376960), (5, 49901568), (6, 41584640), (8, 31188480), (10, 24950784), (12, 20792320), (15, 16633856), (16, 15594240), (20, 12475392), (24, 10396160), (30, 8316928), (31, 8048640), (32, 7797120), (40, 6237696), (48, 5198080), (60, 4158464), (62, 4024320), (64, 3898560), (80, 3118848), (93, 2682880), (96, 2599040), (120, 2079232), (124, 2012160), (128, 1949280), (131, 1904640), (155, 1609728), (160, 1559424), (186, 1341440), (192, 1299520), (240, 1039616), (248, 1006080), (256, 974640), (262, 952320), (310, 804864), (320, 779712), (372, 670720), (384, 649760), (393, 634880), (465, 536576), (480, 519808), (496, 503040), (512, 487320), (524, 476160), (620, 402432), (640, 389856), (655, 380928), (744, 335360), (768, 324880), (786, 317440), (930, 268288), (960, 259904), (992, 251520), (1024, 243660), (1048, 238080), (1240, 201216), (1280, 194928), (1310, 190464), (1488, 167680), (1536, 162440), (1572, 158720), (1860, 134144), (1920, 129952), (1965, 126976), (1984, 125760), (2048, 121830), (2096, 119040), (2480, 100608), (2560, 97464), (2620, 95232), (2976, 83840), (3072, 81220), (3144, 79360), (3720, 67072), (3840, 64976), (3930, 63488), (3968, 62880), (4061, 61440), (4096, 60915), (4192, 59520), (4960, 50304), (5120, 48732), (5240, 47616), (5952, 41920), (6144, 40610), (6288, 39680), (7440, 33536), (7680, 32488), (7860, 31744), (7936, 31440), (8122, 30720), (8384, 29760), (9920, 25152), (10240, 24366), (10480, 23808), (11904, 20960), (12183, 20480), (12288, 20305), (12576, 19840), (14880, 16768), (15360, 16244), (15720, 15872)]