71082880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:492

約数の個数: 128

約数和(自身を含む): 193881600

約数和(自身を除く): 122798720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 320, 352, 368, 439, 440, 460, 506, 640, 704, 736, 878, 880, 920, 1012, 1265, 1408, 1472, 1756, 1760, 1840, 2024, 2195, 2530, 2944, 3512, 3520, 3680, 4048, 4390, 4829, 5060, 7024, 7040, 7360, 8096, 8780, 9658, 10097, 10120, 14048, 14720, 16192, 17560, 19316, 20194, 20240, 24145, 28096, 32384, 35120, 38632, 40388, 40480, 48290, 50485, 56192, 70240, 77264, 80776, 80960, 96580, 100970, 111067, 140480, 154528, 161552, 161920, 193160, 201940, 222134, 280960, 309056, 323104, 386320, 403880, 444268, 555335, 618112, 646208, 772640, 807760, 888536, 1110670, 1292416, 1545280, 1615520, 1777072, 2221340, 3090560, 3231040, 3554144, 4442680, 6462080, 7108288, 8885360, 14216576, 17770720, 35541440, 71082880]

約数ペア:

[(1, 71082880), (2, 35541440), (4, 17770720), (5, 14216576), (8, 8885360), (10, 7108288), (11, 6462080), (16, 4442680), (20, 3554144), (22, 3231040), (23, 3090560), (32, 2221340), (40, 1777072), (44, 1615520), (46, 1545280), (55, 1292416), (64, 1110670), (80, 888536), (88, 807760), (92, 772640), (110, 646208), (115, 618112), (128, 555335), (160, 444268), (176, 403880), (184, 386320), (220, 323104), (230, 309056), (253, 280960), (320, 222134), (352, 201940), (368, 193160), (439, 161920), (440, 161552), (460, 154528), (506, 140480), (640, 111067), (704, 100970), (736, 96580), (878, 80960), (880, 80776), (920, 77264), (1012, 70240), (1265, 56192), (1408, 50485), (1472, 48290), (1756, 40480), (1760, 40388), (1840, 38632), (2024, 35120), (2195, 32384), (2530, 28096), (2944, 24145), (3512, 20240), (3520, 20194), (3680, 19316), (4048, 17560), (4390, 16192), (4829, 14720), (5060, 14048), (7024, 10120), (7040, 10097), (7360, 9658), (8096, 8780)]