20941489079040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{8642651}}^1$

素因数の和:8643306

約数の個数: 144

約数和(自身を含む): 66987881968896

約数和(自身を除く): 46046392889856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 631, 640, 768, 960, 1262, 1280, 1893, 1920, 2524, 3155, 3786, 3840, 5048, 6310, 7572, 9465, 10096, 12620, 15144, 18930, 20192, 25240, 30288, 37860, 40384, 50480, 60576, 75720, 80768, 100960, 121152, 151440, 161536, 201920, 242304, 302880, 403840, 484608, 605760, 807680, 1211520, 2423040, 8642651, 17285302, 25927953, 34570604, 43213255, 51855906, 69141208, 86426510, 103711812, 129639765, 138282416, 172853020, 207423624, 259279530, 276564832, 345706040, 414847248, 518559060, 553129664, 691412080, 829694496, 1037118120, 1106259328, 1382824160, 1659388992, 2074236240, 2212518656, 2765648320, 3318777984, 4148472480, 5453512781, 5531296640, 6637555968, 8296944960, 10907025562, 11062593280, 16360538343, 16593889920, 21814051124, 27267563905, 32721076686, 33187779840, 43628102248, 54535127810, 65442153372, 81802691715, 87256204496, 109070255620, 130884306744, 163605383430, 174512408992, 218140511240, 261768613488, 327210766860, 349024817984, 436281022480, 523537226976, 654421533720, 698049635968, 872562044960, 1047074453952, 1308843067440, 1396099271936, 1745124089920, 2094148907904, 2617686134880, 3490248179840, 4188297815808, 5235372269760, 6980496359680, 10470744539520, 20941489079040]

約数ペア:

[(1, 20941489079040), (2, 10470744539520), (3, 6980496359680), (4, 5235372269760), (5, 4188297815808), (6, 3490248179840), (8, 2617686134880), (10, 2094148907904), (12, 1745124089920), (15, 1396099271936), (16, 1308843067440), (20, 1047074453952), (24, 872562044960), (30, 698049635968), (32, 654421533720), (40, 523537226976), (48, 436281022480), (60, 349024817984), (64, 327210766860), (80, 261768613488), (96, 218140511240), (120, 174512408992), (128, 163605383430), (160, 130884306744), (192, 109070255620), (240, 87256204496), (256, 81802691715), (320, 65442153372), (384, 54535127810), (480, 43628102248), (631, 33187779840), (640, 32721076686), (768, 27267563905), (960, 21814051124), (1262, 16593889920), (1280, 16360538343), (1893, 11062593280), (1920, 10907025562), (2524, 8296944960), (3155, 6637555968), (3786, 5531296640), (3840, 5453512781), (5048, 4148472480), (6310, 3318777984), (7572, 2765648320), (9465, 2212518656), (10096, 2074236240), (12620, 1659388992), (15144, 1382824160), (18930, 1106259328), (20192, 1037118120), (25240, 829694496), (30288, 691412080), (37860, 553129664), (40384, 518559060), (50480, 414847248), (60576, 345706040), (75720, 276564832), (80768, 259279530), (100960, 207423624), (121152, 172853020), (151440, 138282416), (161536, 129639765), (201920, 103711812), (242304, 86426510), (302880, 69141208), (403840, 51855906), (484608, 43213255), (605760, 34570604), (807680, 25927953), (1211520, 17285302), (2423040, 8642651)]