249999360

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:358

約数の個数: 208

約数和(自身を含む): 864183264

約数和(自身を除く): 614183904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 313, 320, 384, 390, 416, 480, 512, 520, 624, 626, 640, 768, 780, 832, 939, 960, 1024, 1040, 1248, 1252, 1280, 1536, 1560, 1565, 1664, 1878, 1920, 2048, 2080, 2496, 2504, 2560, 3072, 3120, 3130, 3328, 3756, 3840, 4069, 4096, 4160, 4695, 4992, 5008, 5120, 6144, 6240, 6260, 6656, 7512, 7680, 8138, 8320, 9390, 9984, 10016, 10240, 12207, 12288, 12480, 12520, 13312, 15024, 15360, 16276, 16640, 18780, 19968, 20032, 20345, 20480, 24414, 24960, 25040, 26624, 30048, 30720, 32552, 33280, 37560, 39936, 40064, 40690, 48828, 49920, 50080, 53248, 60096, 61035, 61440, 65104, 66560, 75120, 79872, 80128, 81380, 97656, 99840, 100160, 120192, 122070, 130208, 133120, 150240, 159744, 160256, 162760, 195312, 199680, 200320, 240384, 244140, 260416, 266240, 300480, 320512, 325520, 390624, 399360, 400640, 480768, 488280, 520832, 600960, 641024, 651040, 781248, 798720, 801280, 961536, 976560, 1041664, 1201920, 1282048, 1302080, 1562496, 1602560, 1923072, 1953120, 2083328, 2403840, 2604160, 3124992, 3205120, 3846144, 3906240, 4166656, 4807680, 5208320, 6249984, 6410240, 7812480, 8333312, 9615360, 10416640, 12499968, 15624960, 16666624, 19230720, 20833280, 24999936, 31249920, 41666560, 49999872, 62499840, 83333120, 124999680, 249999360]

約数ペア:

[(1, 249999360), (2, 124999680), (3, 83333120), (4, 62499840), (5, 49999872), (6, 41666560), (8, 31249920), (10, 24999936), (12, 20833280), (13, 19230720), (15, 16666624), (16, 15624960), (20, 12499968), (24, 10416640), (26, 9615360), (30, 8333312), (32, 7812480), (39, 6410240), (40, 6249984), (48, 5208320), (52, 4807680), (60, 4166656), (64, 3906240), (65, 3846144), (78, 3205120), (80, 3124992), (96, 2604160), (104, 2403840), (120, 2083328), (128, 1953120), (130, 1923072), (156, 1602560), (160, 1562496), (192, 1302080), (195, 1282048), (208, 1201920), (240, 1041664), (256, 976560), (260, 961536), (312, 801280), (313, 798720), (320, 781248), (384, 651040), (390, 641024), (416, 600960), (480, 520832), (512, 488280), (520, 480768), (624, 400640), (626, 399360), (640, 390624), (768, 325520), (780, 320512), (832, 300480), (939, 266240), (960, 260416), (1024, 244140), (1040, 240384), (1248, 200320), (1252, 199680), (1280, 195312), (1536, 162760), (1560, 160256), (1565, 159744), (1664, 150240), (1878, 133120), (1920, 130208), (2048, 122070), (2080, 120192), (2496, 100160), (2504, 99840), (2560, 97656), (3072, 81380), (3120, 80128), (3130, 79872), (3328, 75120), (3756, 66560), (3840, 65104), (4069, 61440), (4096, 61035), (4160, 60096), (4695, 53248), (4992, 50080), (5008, 49920), (5120, 48828), (6144, 40690), (6240, 40064), (6260, 39936), (6656, 37560), (7512, 33280), (7680, 32552), (8138, 30720), (8320, 30048), (9390, 26624), (9984, 25040), (10016, 24960), (10240, 24414), (12207, 20480), (12288, 20345), (12480, 20032), (12520, 19968), (13312, 18780), (15024, 16640), (15360, 16276)]