170888480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 477804096

約数和(自身を除く): 306915616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 280, 284, 307, 355, 392, 490, 497, 560, 568, 614, 710, 784, 980, 994, 1120, 1136, 1228, 1420, 1535, 1568, 1960, 1988, 2149, 2272, 2456, 2485, 2840, 3070, 3479, 3920, 3976, 4298, 4912, 4970, 5680, 6140, 6958, 7840, 7952, 8596, 9824, 9940, 10745, 11360, 12280, 13916, 15043, 15904, 17192, 17395, 19880, 21490, 21797, 24560, 27832, 30086, 34384, 34790, 39760, 42980, 43594, 49120, 55664, 60172, 68768, 69580, 75215, 79520, 85960, 87188, 108985, 111328, 120344, 139160, 150430, 152579, 171920, 174376, 217970, 240688, 278320, 300860, 305158, 343840, 348752, 435940, 481376, 556640, 601720, 610316, 697504, 762895, 871880, 1068053, 1203440, 1220632, 1525790, 1743760, 2136106, 2406880, 2441264, 3051580, 3487520, 4272212, 4882528, 5340265, 6103160, 8544424, 10680530, 12206320, 17088848, 21361060, 24412640, 34177696, 42722120, 85444240, 170888480]

約数ペア:

[(1, 170888480), (2, 85444240), (4, 42722120), (5, 34177696), (7, 24412640), (8, 21361060), (10, 17088848), (14, 12206320), (16, 10680530), (20, 8544424), (28, 6103160), (32, 5340265), (35, 4882528), (40, 4272212), (49, 3487520), (56, 3051580), (70, 2441264), (71, 2406880), (80, 2136106), (98, 1743760), (112, 1525790), (140, 1220632), (142, 1203440), (160, 1068053), (196, 871880), (224, 762895), (245, 697504), (280, 610316), (284, 601720), (307, 556640), (355, 481376), (392, 435940), (490, 348752), (497, 343840), (560, 305158), (568, 300860), (614, 278320), (710, 240688), (784, 217970), (980, 174376), (994, 171920), (1120, 152579), (1136, 150430), (1228, 139160), (1420, 120344), (1535, 111328), (1568, 108985), (1960, 87188), (1988, 85960), (2149, 79520), (2272, 75215), (2456, 69580), (2485, 68768), (2840, 60172), (3070, 55664), (3479, 49120), (3920, 43594), (3976, 42980), (4298, 39760), (4912, 34790), (4970, 34384), (5680, 30086), (6140, 27832), (6958, 24560), (7840, 21797), (7952, 21490), (8596, 19880), (9824, 17395), (9940, 17192), (10745, 15904), (11360, 15043), (12280, 13916)]