1288706560

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:598

約数の個数: 160

約数和(自身を含む): 3305681280

約数和(自身を除く): 2016974720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 128, 160, 172, 184, 215, 230, 256, 320, 344, 368, 430, 460, 509, 512, 640, 688, 736, 860, 920, 989, 1018, 1280, 1376, 1472, 1720, 1840, 1978, 2036, 2545, 2560, 2752, 2944, 3440, 3680, 3956, 4072, 4945, 5090, 5504, 5888, 6880, 7360, 7912, 8144, 9890, 10180, 11008, 11707, 11776, 13760, 14720, 15824, 16288, 19780, 20360, 21887, 22016, 23414, 27520, 29440, 31648, 32576, 39560, 40720, 43774, 46828, 55040, 58535, 58880, 63296, 65152, 79120, 81440, 87548, 93656, 109435, 110080, 117070, 126592, 130304, 158240, 162880, 175096, 187312, 218870, 234140, 253184, 260608, 316480, 325760, 350192, 374624, 437740, 468280, 503401, 506368, 632960, 651520, 700384, 749248, 875480, 936560, 1006802, 1265920, 1303040, 1400768, 1498496, 1750960, 1873120, 2013604, 2517005, 2531840, 2801536, 2996992, 3501920, 3746240, 4027208, 5034010, 5603072, 5993984, 7003840, 7492480, 8054416, 10068020, 11206144, 14007680, 14984960, 16108832, 20136040, 28015360, 29969920, 32217664, 40272080, 56030720, 64435328, 80544160, 128870656, 161088320, 257741312, 322176640, 644353280, 1288706560]

約数ペア:

[(1, 1288706560), (2, 644353280), (4, 322176640), (5, 257741312), (8, 161088320), (10, 128870656), (16, 80544160), (20, 64435328), (23, 56030720), (32, 40272080), (40, 32217664), (43, 29969920), (46, 28015360), (64, 20136040), (80, 16108832), (86, 14984960), (92, 14007680), (115, 11206144), (128, 10068020), (160, 8054416), (172, 7492480), (184, 7003840), (215, 5993984), (230, 5603072), (256, 5034010), (320, 4027208), (344, 3746240), (368, 3501920), (430, 2996992), (460, 2801536), (509, 2531840), (512, 2517005), (640, 2013604), (688, 1873120), (736, 1750960), (860, 1498496), (920, 1400768), (989, 1303040), (1018, 1265920), (1280, 1006802), (1376, 936560), (1472, 875480), (1720, 749248), (1840, 700384), (1978, 651520), (2036, 632960), (2545, 506368), (2560, 503401), (2752, 468280), (2944, 437740), (3440, 374624), (3680, 350192), (3956, 325760), (4072, 316480), (4945, 260608), (5090, 253184), (5504, 234140), (5888, 218870), (6880, 187312), (7360, 175096), (7912, 162880), (8144, 158240), (9890, 130304), (10180, 126592), (11008, 117070), (11707, 110080), (11776, 109435), (13760, 93656), (14720, 87548), (15824, 81440), (16288, 79120), (19780, 65152), (20360, 63296), (21887, 58880), (22016, 58535), (23414, 55040), (27520, 46828), (29440, 43774), (31648, 40720), (32576, 39560)]