161088320

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:592

約数の個数: 112

約数和(自身を含む): 410382720

約数和(自身を除く): 249294400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 160, 172, 184, 215, 230, 320, 344, 368, 430, 460, 509, 688, 736, 860, 920, 989, 1018, 1376, 1472, 1720, 1840, 1978, 2036, 2545, 2752, 3440, 3680, 3956, 4072, 4945, 5090, 6880, 7360, 7912, 8144, 9890, 10180, 11707, 13760, 15824, 16288, 19780, 20360, 21887, 23414, 31648, 32576, 39560, 40720, 43774, 46828, 58535, 63296, 79120, 81440, 87548, 93656, 109435, 117070, 158240, 162880, 175096, 187312, 218870, 234140, 316480, 350192, 374624, 437740, 468280, 503401, 700384, 749248, 875480, 936560, 1006802, 1400768, 1750960, 1873120, 2013604, 2517005, 3501920, 3746240, 4027208, 5034010, 7003840, 8054416, 10068020, 16108832, 20136040, 32217664, 40272080, 80544160, 161088320]

約数ペア:

[(1, 161088320), (2, 80544160), (4, 40272080), (5, 32217664), (8, 20136040), (10, 16108832), (16, 10068020), (20, 8054416), (23, 7003840), (32, 5034010), (40, 4027208), (43, 3746240), (46, 3501920), (64, 2517005), (80, 2013604), (86, 1873120), (92, 1750960), (115, 1400768), (160, 1006802), (172, 936560), (184, 875480), (215, 749248), (230, 700384), (320, 503401), (344, 468280), (368, 437740), (430, 374624), (460, 350192), (509, 316480), (688, 234140), (736, 218870), (860, 187312), (920, 175096), (989, 162880), (1018, 158240), (1376, 117070), (1472, 109435), (1720, 93656), (1840, 87548), (1978, 81440), (2036, 79120), (2545, 63296), (2752, 58535), (3440, 46828), (3680, 43774), (3956, 40720), (4072, 39560), (4945, 32576), (5090, 31648), (6880, 23414), (7360, 21887), (7912, 20360), (8144, 19780), (9890, 16288), (10180, 15824), (11707, 13760)]