21109731840

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{305407}}^1$

素因数の和:305439

約数の個数: 160

約数和(自身を含む): 74983772160

約数和(自身を除く): 53874040320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3456, 3840, 4320, 4608, 5760, 6912, 7680, 8640, 11520, 13824, 17280, 23040, 34560, 69120, 305407, 610814, 916221, 1221628, 1527035, 1832442, 2443256, 2748663, 3054070, 3664884, 4581105, 4886512, 5497326, 6108140, 7329768, 8245989, 9162210, 9773024, 10994652, 12216280, 13743315, 14659536, 16491978, 18324420, 19546048, 21989304, 24432560, 27486630, 29319072, 32983956, 36648840, 39092096, 41229945, 43978608, 48865120, 54973260, 58638144, 65967912, 73297680, 78184192, 82459890, 87957216, 97730240, 109946520, 117276288, 131935824, 146595360, 156368384, 164919780, 175914432, 195460480, 219893040, 234552576, 263871648, 293190720, 329839560, 351828864, 390920960, 439786080, 469105152, 527743296, 586381440, 659679120, 703657728, 781841920, 879572160, 1055486592, 1172762880, 1319358240, 1407315456, 1759144320, 2110973184, 2345525760, 2638716480, 3518288640, 4221946368, 5277432960, 7036577280, 10554865920, 21109731840]

約数ペア:

[(1, 21109731840), (2, 10554865920), (3, 7036577280), (4, 5277432960), (5, 4221946368), (6, 3518288640), (8, 2638716480), (9, 2345525760), (10, 2110973184), (12, 1759144320), (15, 1407315456), (16, 1319358240), (18, 1172762880), (20, 1055486592), (24, 879572160), (27, 781841920), (30, 703657728), (32, 659679120), (36, 586381440), (40, 527743296), (45, 469105152), (48, 439786080), (54, 390920960), (60, 351828864), (64, 329839560), (72, 293190720), (80, 263871648), (90, 234552576), (96, 219893040), (108, 195460480), (120, 175914432), (128, 164919780), (135, 156368384), (144, 146595360), (160, 131935824), (180, 117276288), (192, 109946520), (216, 97730240), (240, 87957216), (256, 82459890), (270, 78184192), (288, 73297680), (320, 65967912), (360, 58638144), (384, 54973260), (432, 48865120), (480, 43978608), (512, 41229945), (540, 39092096), (576, 36648840), (640, 32983956), (720, 29319072), (768, 27486630), (864, 24432560), (960, 21989304), (1080, 19546048), (1152, 18324420), (1280, 16491978), (1440, 14659536), (1536, 13743315), (1728, 12216280), (1920, 10994652), (2160, 9773024), (2304, 9162210), (2560, 8245989), (2880, 7329768), (3456, 6108140), (3840, 5497326), (4320, 4886512), (4608, 4581105), (5760, 3664884), (6912, 3054070), (7680, 2748663), (8640, 2443256), (11520, 1832442), (13824, 1527035), (17280, 1221628), (23040, 916221), (34560, 610814), (69120, 305407)]