28256835840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{319937}}^1$

素因数の和:319984

約数の個数: 144

約数和(自身を含む): 94169271168

約数和(自身を除く): 65912435328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 3840, 4416, 5520, 5888, 7360, 8832, 11040, 14720, 17664, 22080, 29440, 44160, 88320, 319937, 639874, 959811, 1279748, 1599685, 1919622, 2559496, 3199370, 3839244, 4799055, 5118992, 6398740, 7358551, 7678488, 9598110, 10237984, 12797480, 14717102, 15356976, 19196220, 20475968, 22075653, 25594960, 29434204, 30713952, 36792755, 38392440, 40951936, 44151306, 51189920, 58868408, 61427904, 73585510, 76784880, 81903872, 88302612, 102379840, 110378265, 117736816, 122855808, 147171020, 153569760, 176605224, 204759680, 220756530, 235473632, 245711616, 294342040, 307139520, 353210448, 409519360, 441513060, 470947264, 588684080, 614279040, 706420896, 883026120, 941894528, 1177368160, 1228558080, 1412841792, 1766052240, 1883789056, 2354736320, 2825683584, 3532104480, 4709472640, 5651367168, 7064208960, 9418945280, 14128417920, 28256835840]

約数ペア:

[(1, 28256835840), (2, 14128417920), (3, 9418945280), (4, 7064208960), (5, 5651367168), (6, 4709472640), (8, 3532104480), (10, 2825683584), (12, 2354736320), (15, 1883789056), (16, 1766052240), (20, 1412841792), (23, 1228558080), (24, 1177368160), (30, 941894528), (32, 883026120), (40, 706420896), (46, 614279040), (48, 588684080), (60, 470947264), (64, 441513060), (69, 409519360), (80, 353210448), (92, 307139520), (96, 294342040), (115, 245711616), (120, 235473632), (128, 220756530), (138, 204759680), (160, 176605224), (184, 153569760), (192, 147171020), (230, 122855808), (240, 117736816), (256, 110378265), (276, 102379840), (320, 88302612), (345, 81903872), (368, 76784880), (384, 73585510), (460, 61427904), (480, 58868408), (552, 51189920), (640, 44151306), (690, 40951936), (736, 38392440), (768, 36792755), (920, 30713952), (960, 29434204), (1104, 25594960), (1280, 22075653), (1380, 20475968), (1472, 19196220), (1840, 15356976), (1920, 14717102), (2208, 12797480), (2760, 10237984), (2944, 9598110), (3680, 7678488), (3840, 7358551), (4416, 6398740), (5520, 5118992), (5888, 4799055), (7360, 3839244), (8832, 3199370), (11040, 2559496), (14720, 1919622), (17664, 1599685), (22080, 1279748), (29440, 959811), (44160, 639874), (88320, 319937)]