129758720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:600

約数の個数: 160

約数和(自身を含む): 383600448

約数和(自身を除く): 253841728

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 512, 520, 557, 560, 640, 728, 832, 896, 910, 1040, 1114, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2228, 2240, 2560, 2785, 2912, 3328, 3584, 3640, 3899, 4160, 4456, 4480, 5570, 5824, 6656, 7241, 7280, 7798, 8320, 8912, 8960, 11140, 11648, 14482, 14560, 15596, 16640, 17824, 17920, 19495, 22280, 23296, 28964, 29120, 31192, 33280, 35648, 36205, 38990, 44560, 46592, 50687, 57928, 58240, 62384, 71296, 72410, 77980, 89120, 101374, 115856, 116480, 124768, 142592, 144820, 155960, 178240, 202748, 231712, 232960, 249536, 253435, 285184, 289640, 311920, 356480, 405496, 463424, 499072, 506870, 579280, 623840, 712960, 810992, 926848, 998144, 1013740, 1158560, 1247680, 1425920, 1621984, 1853696, 1996288, 2027480, 2317120, 2495360, 3243968, 3707392, 4054960, 4634240, 4990720, 6487936, 8109920, 9268480, 9981440, 12975872, 16219840, 18536960, 25951744, 32439680, 64879360, 129758720]

約数ペア:

[(1, 129758720), (2, 64879360), (4, 32439680), (5, 25951744), (7, 18536960), (8, 16219840), (10, 12975872), (13, 9981440), (14, 9268480), (16, 8109920), (20, 6487936), (26, 4990720), (28, 4634240), (32, 4054960), (35, 3707392), (40, 3243968), (52, 2495360), (56, 2317120), (64, 2027480), (65, 1996288), (70, 1853696), (80, 1621984), (91, 1425920), (104, 1247680), (112, 1158560), (128, 1013740), (130, 998144), (140, 926848), (160, 810992), (182, 712960), (208, 623840), (224, 579280), (256, 506870), (260, 499072), (280, 463424), (320, 405496), (364, 356480), (416, 311920), (448, 289640), (455, 285184), (512, 253435), (520, 249536), (557, 232960), (560, 231712), (640, 202748), (728, 178240), (832, 155960), (896, 144820), (910, 142592), (1040, 124768), (1114, 116480), (1120, 115856), (1280, 101374), (1456, 89120), (1664, 77980), (1792, 72410), (1820, 71296), (2080, 62384), (2228, 58240), (2240, 57928), (2560, 50687), (2785, 46592), (2912, 44560), (3328, 38990), (3584, 36205), (3640, 35648), (3899, 33280), (4160, 31192), (4456, 29120), (4480, 28964), (5570, 23296), (5824, 22280), (6656, 19495), (7241, 17920), (7280, 17824), (7798, 16640), (8320, 15596), (8912, 14560), (8960, 14482), (11140, 11648)]