317891840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2087}}^1$

素因数の和:2132

約数の個数: 144

約数和(自身を含む): 921860352

約数和(自身を除く): 603968512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1280, 1360, 1792, 1904, 2087, 2176, 2240, 2380, 2720, 3808, 4174, 4352, 4480, 4760, 5440, 7616, 8348, 8960, 9520, 10435, 10880, 14609, 15232, 16696, 19040, 20870, 21760, 29218, 30464, 33392, 35479, 38080, 41740, 58436, 66784, 70958, 73045, 76160, 83480, 116872, 133568, 141916, 146090, 152320, 166960, 177395, 233744, 248353, 267136, 283832, 292180, 333920, 354790, 467488, 496706, 534272, 567664, 584360, 667840, 709580, 934976, 993412, 1135328, 1168720, 1241765, 1335680, 1419160, 1869952, 1986824, 2270656, 2337440, 2483530, 2671360, 2838320, 3739904, 3973648, 4541312, 4674880, 4967060, 5676640, 7947296, 9082624, 9349760, 9934120, 11353280, 15894592, 18699520, 19868240, 22706560, 31789184, 39736480, 45413120, 63578368, 79472960, 158945920, 317891840]

約数ペア:

[(1, 317891840), (2, 158945920), (4, 79472960), (5, 63578368), (7, 45413120), (8, 39736480), (10, 31789184), (14, 22706560), (16, 19868240), (17, 18699520), (20, 15894592), (28, 11353280), (32, 9934120), (34, 9349760), (35, 9082624), (40, 7947296), (56, 5676640), (64, 4967060), (68, 4674880), (70, 4541312), (80, 3973648), (85, 3739904), (112, 2838320), (119, 2671360), (128, 2483530), (136, 2337440), (140, 2270656), (160, 1986824), (170, 1869952), (224, 1419160), (238, 1335680), (256, 1241765), (272, 1168720), (280, 1135328), (320, 993412), (340, 934976), (448, 709580), (476, 667840), (544, 584360), (560, 567664), (595, 534272), (640, 496706), (680, 467488), (896, 354790), (952, 333920), (1088, 292180), (1120, 283832), (1190, 267136), (1280, 248353), (1360, 233744), (1792, 177395), (1904, 166960), (2087, 152320), (2176, 146090), (2240, 141916), (2380, 133568), (2720, 116872), (3808, 83480), (4174, 76160), (4352, 73045), (4480, 70958), (4760, 66784), (5440, 58436), (7616, 41740), (8348, 38080), (8960, 35479), (9520, 33392), (10435, 30464), (10880, 29218), (14609, 21760), (15232, 20870), (16696, 19040)]