31691681280

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{196501}}^1$

素因数の和:196537

約数の個数: 240

約数和(自身を含む): 125437444704

約数和(自身を除く): 93745763424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5376, 5760, 6720, 7680, 8064, 8960, 10080, 10752, 11520, 13440, 16128, 17920, 20160, 23040, 26880, 32256, 40320, 53760, 80640, 161280, 196501, 393002, 589503, 786004, 982505, 1179006, 1375507, 1572008, 1768509, 1965010, 2358012, 2751014, 2947515, 3144016, 3537018, 3930020, 4126521, 4716024, 5502028, 5895030, 6288032, 6877535, 7074036, 7860040, 8253042, 8842545, 9432048, 11004056, 11790060, 12379563, 12576064, 13755070, 14148072, 15720080, 16506084, 17685090, 18864096, 20632605, 22008112, 23580120, 24759126, 25152128, 27510140, 28296144, 31440160, 33012168, 35370180, 37728192, 41265210, 44016224, 47160240, 49518252, 50304256, 55020280, 56592288, 61897815, 62880320, 66024336, 70740360, 75456384, 82530420, 88032448, 94320480, 99036504, 100608512, 110040560, 113184576, 123795630, 125760640, 132048672, 141480720, 150912768, 165060840, 176064896, 188640960, 198073008, 220081120, 226369152, 247591260, 251521280, 264097344, 282961440, 301825536, 330121680, 352129792, 377281920, 396146016, 440162240, 452738304, 495182520, 503042560, 528194688, 565922880, 660243360, 704259584, 754563840, 792292032, 880324480, 905476608, 990365040, 1056389376, 1131845760, 1320486720, 1509127680, 1584584064, 1760648960, 1980730080, 2112778752, 2263691520, 2640973440, 3169168128, 3521297920, 3961460160, 4527383040, 5281946880, 6338336256, 7922920320, 10563893760, 15845840640, 31691681280]

約数ペア:

[(1, 31691681280), (2, 15845840640), (3, 10563893760), (4, 7922920320), (5, 6338336256), (6, 5281946880), (7, 4527383040), (8, 3961460160), (9, 3521297920), (10, 3169168128), (12, 2640973440), (14, 2263691520), (15, 2112778752), (16, 1980730080), (18, 1760648960), (20, 1584584064), (21, 1509127680), (24, 1320486720), (28, 1131845760), (30, 1056389376), (32, 990365040), (35, 905476608), (36, 880324480), (40, 792292032), (42, 754563840), (45, 704259584), (48, 660243360), (56, 565922880), (60, 528194688), (63, 503042560), (64, 495182520), (70, 452738304), (72, 440162240), (80, 396146016), (84, 377281920), (90, 352129792), (96, 330121680), (105, 301825536), (112, 282961440), (120, 264097344), (126, 251521280), (128, 247591260), (140, 226369152), (144, 220081120), (160, 198073008), (168, 188640960), (180, 176064896), (192, 165060840), (210, 150912768), (224, 141480720), (240, 132048672), (252, 125760640), (256, 123795630), (280, 113184576), (288, 110040560), (315, 100608512), (320, 99036504), (336, 94320480), (360, 88032448), (384, 82530420), (420, 75456384), (448, 70740360), (480, 66024336), (504, 62880320), (512, 61897815), (560, 56592288), (576, 55020280), (630, 50304256), (640, 49518252), (672, 47160240), (720, 44016224), (768, 41265210), (840, 37728192), (896, 35370180), (960, 33012168), (1008, 31440160), (1120, 28296144), (1152, 27510140), (1260, 25152128), (1280, 24759126), (1344, 23580120), (1440, 22008112), (1536, 20632605), (1680, 18864096), (1792, 17685090), (1920, 16506084), (2016, 15720080), (2240, 14148072), (2304, 13755070), (2520, 12576064), (2560, 12379563), (2688, 11790060), (2880, 11004056), (3360, 9432048), (3584, 8842545), (3840, 8253042), (4032, 7860040), (4480, 7074036), (4608, 6877535), (5040, 6288032), (5376, 5895030), (5760, 5502028), (6720, 4716024), (7680, 4126521), (8064, 3930020), (8960, 3537018), (10080, 3144016), (10752, 2947515), (11520, 2751014), (13440, 2358012), (16128, 1965010), (17920, 1768509), (20160, 1572008), (23040, 1375507), (26880, 1179006), (32256, 982505), (40320, 786004), (53760, 589503), (80640, 393002), (161280, 196501)]