1281679360

素因数分解:

$2^{13}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 224

約数和(自身を含む): 3467953440

約数和(自身を除く): 2186274080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 83, 104, 116, 128, 130, 145, 160, 166, 208, 232, 256, 260, 290, 320, 332, 377, 415, 416, 464, 512, 520, 580, 640, 664, 754, 830, 832, 928, 1024, 1040, 1079, 1160, 1280, 1328, 1508, 1660, 1664, 1856, 1885, 2048, 2080, 2158, 2320, 2407, 2560, 2656, 3016, 3320, 3328, 3712, 3770, 4096, 4160, 4316, 4640, 4814, 5120, 5312, 5395, 6032, 6640, 6656, 7424, 7540, 8192, 8320, 8632, 9280, 9628, 10240, 10624, 10790, 12035, 12064, 13280, 13312, 14848, 15080, 16640, 17264, 18560, 19256, 20480, 21248, 21580, 24070, 24128, 26560, 26624, 29696, 30160, 31291, 33280, 34528, 37120, 38512, 40960, 42496, 43160, 48140, 48256, 53120, 53248, 59392, 60320, 62582, 66560, 69056, 74240, 77024, 84992, 86320, 96280, 96512, 106240, 106496, 118784, 120640, 125164, 133120, 138112, 148480, 154048, 156455, 169984, 172640, 192560, 193024, 212480, 237568, 241280, 250328, 266240, 276224, 296960, 308096, 312910, 339968, 345280, 385120, 386048, 424960, 482560, 500656, 532480, 552448, 593920, 616192, 625820, 679936, 690560, 770240, 772096, 849920, 965120, 1001312, 1104896, 1187840, 1232384, 1251640, 1381120, 1540480, 1544192, 1699840, 1930240, 2002624, 2209792, 2464768, 2503280, 2762240, 3080960, 3088384, 3399680, 3860480, 4005248, 4419584, 4929536, 5006560, 5524480, 6161920, 7720960, 8010496, 8839168, 9859072, 10013120, 11048960, 12323840, 15441920, 16020992, 19718144, 20026240, 22097920, 24647680, 32041984, 40052480, 44195840, 49295360, 64083968, 80104960, 98590720, 128167936, 160209920, 256335872, 320419840, 640839680, 1281679360]

約数ペア:

[(1, 1281679360), (2, 640839680), (4, 320419840), (5, 256335872), (8, 160209920), (10, 128167936), (13, 98590720), (16, 80104960), (20, 64083968), (26, 49295360), (29, 44195840), (32, 40052480), (40, 32041984), (52, 24647680), (58, 22097920), (64, 20026240), (65, 19718144), (80, 16020992), (83, 15441920), (104, 12323840), (116, 11048960), (128, 10013120), (130, 9859072), (145, 8839168), (160, 8010496), (166, 7720960), (208, 6161920), (232, 5524480), (256, 5006560), (260, 4929536), (290, 4419584), (320, 4005248), (332, 3860480), (377, 3399680), (415, 3088384), (416, 3080960), (464, 2762240), (512, 2503280), (520, 2464768), (580, 2209792), (640, 2002624), (664, 1930240), (754, 1699840), (830, 1544192), (832, 1540480), (928, 1381120), (1024, 1251640), (1040, 1232384), (1079, 1187840), (1160, 1104896), (1280, 1001312), (1328, 965120), (1508, 849920), (1660, 772096), (1664, 770240), (1856, 690560), (1885, 679936), (2048, 625820), (2080, 616192), (2158, 593920), (2320, 552448), (2407, 532480), (2560, 500656), (2656, 482560), (3016, 424960), (3320, 386048), (3328, 385120), (3712, 345280), (3770, 339968), (4096, 312910), (4160, 308096), (4316, 296960), (4640, 276224), (4814, 266240), (5120, 250328), (5312, 241280), (5395, 237568), (6032, 212480), (6640, 193024), (6656, 192560), (7424, 172640), (7540, 169984), (8192, 156455), (8320, 154048), (8632, 148480), (9280, 138112), (9628, 133120), (10240, 125164), (10624, 120640), (10790, 118784), (12035, 106496), (12064, 106240), (13280, 96512), (13312, 96280), (14848, 86320), (15080, 84992), (16640, 77024), (17264, 74240), (18560, 69056), (19256, 66560), (20480, 62582), (21248, 60320), (21580, 59392), (24070, 53248), (24128, 53120), (26560, 48256), (26624, 48140), (29696, 43160), (30160, 42496), (31291, 40960), (33280, 38512), (34528, 37120)]