257116160

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:262

約数の個数: 192

約数和(自身を含む): 750072960

約数和(自身を除く): 492956800

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, 211, 224, 238, 256, 272, 280, 320, 340, 422, 448, 476, 512, 544, 560, 595, 640, 680, 844, 896, 952, 1024, 1055, 1088, 1120, 1190, 1280, 1360, 1477, 1688, 1792, 1904, 2048, 2110, 2176, 2240, 2380, 2560, 2720, 2954, 3376, 3584, 3587, 3808, 4220, 4352, 4480, 4760, 5120, 5440, 5908, 6752, 7168, 7174, 7385, 7616, 8440, 8704, 8960, 9520, 10240, 10880, 11816, 13504, 14336, 14348, 14770, 15232, 16880, 17408, 17920, 17935, 19040, 21760, 23632, 25109, 27008, 28696, 29540, 30464, 33760, 34816, 35840, 35870, 38080, 43520, 47264, 50218, 54016, 57392, 59080, 60928, 67520, 71680, 71740, 76160, 87040, 94528, 100436, 108032, 114784, 118160, 121856, 125545, 135040, 143480, 152320, 174080, 189056, 200872, 216064, 229568, 236320, 243712, 251090, 270080, 286960, 304640, 378112, 401744, 432128, 459136, 472640, 502180, 540160, 573920, 609280, 756224, 803488, 918272, 945280, 1004360, 1080320, 1147840, 1218560, 1512448, 1606976, 1836544, 1890560, 2008720, 2160640, 2295680, 3024896, 3213952, 3673088, 3781120, 4017440, 4591360, 6427904, 7346176, 7562240, 8034880, 9182720, 12855808, 15124480, 16069760, 18365440, 25711616, 32139520, 36730880, 51423232, 64279040, 128558080, 257116160]

約数ペア:

[(1, 257116160), (2, 128558080), (4, 64279040), (5, 51423232), (7, 36730880), (8, 32139520), (10, 25711616), (14, 18365440), (16, 16069760), (17, 15124480), (20, 12855808), (28, 9182720), (32, 8034880), (34, 7562240), (35, 7346176), (40, 6427904), (56, 4591360), (64, 4017440), (68, 3781120), (70, 3673088), (80, 3213952), (85, 3024896), (112, 2295680), (119, 2160640), (128, 2008720), (136, 1890560), (140, 1836544), (160, 1606976), (170, 1512448), (211, 1218560), (224, 1147840), (238, 1080320), (256, 1004360), (272, 945280), (280, 918272), (320, 803488), (340, 756224), (422, 609280), (448, 573920), (476, 540160), (512, 502180), (544, 472640), (560, 459136), (595, 432128), (640, 401744), (680, 378112), (844, 304640), (896, 286960), (952, 270080), (1024, 251090), (1055, 243712), (1088, 236320), (1120, 229568), (1190, 216064), (1280, 200872), (1360, 189056), (1477, 174080), (1688, 152320), (1792, 143480), (1904, 135040), (2048, 125545), (2110, 121856), (2176, 118160), (2240, 114784), (2380, 108032), (2560, 100436), (2720, 94528), (2954, 87040), (3376, 76160), (3584, 71740), (3587, 71680), (3808, 67520), (4220, 60928), (4352, 59080), (4480, 57392), (4760, 54016), (5120, 50218), (5440, 47264), (5908, 43520), (6752, 38080), (7168, 35870), (7174, 35840), (7385, 34816), (7616, 33760), (8440, 30464), (8704, 29540), (8960, 28696), (9520, 27008), (10240, 25109), (10880, 23632), (11816, 21760), (13504, 19040), (14336, 17935), (14348, 17920), (14770, 17408), (15232, 16880)]