31728960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:525

約数の個数: 168

約数和(自身を含む): 114117120

約数和(自身を除く): 82388160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 414, 460, 479, 480, 552, 576, 690, 720, 736, 828, 920, 958, 960, 1035, 1104, 1380, 1437, 1440, 1472, 1656, 1840, 1916, 2070, 2208, 2395, 2760, 2874, 2880, 3312, 3680, 3832, 4140, 4311, 4416, 4790, 5520, 5748, 6624, 7185, 7360, 7664, 8280, 8622, 9580, 11017, 11040, 11496, 13248, 14370, 15328, 16560, 17244, 19160, 21555, 22034, 22080, 22992, 28740, 30656, 33051, 33120, 34488, 38320, 43110, 44068, 45984, 55085, 57480, 66102, 66240, 68976, 76640, 86220, 88136, 91968, 99153, 110170, 114960, 132204, 137952, 153280, 165255, 172440, 176272, 198306, 220340, 229920, 264408, 275904, 330510, 344880, 352544, 396612, 440680, 459840, 495765, 528816, 661020, 689760, 705088, 793224, 881360, 991530, 1057632, 1322040, 1379520, 1586448, 1762720, 1983060, 2115264, 2644080, 3172896, 3525440, 3966120, 5288160, 6345792, 7932240, 10576320, 15864480, 31728960]

約数ペア:

[(1, 31728960), (2, 15864480), (3, 10576320), (4, 7932240), (5, 6345792), (6, 5288160), (8, 3966120), (9, 3525440), (10, 3172896), (12, 2644080), (15, 2115264), (16, 1983060), (18, 1762720), (20, 1586448), (23, 1379520), (24, 1322040), (30, 1057632), (32, 991530), (36, 881360), (40, 793224), (45, 705088), (46, 689760), (48, 661020), (60, 528816), (64, 495765), (69, 459840), (72, 440680), (80, 396612), (90, 352544), (92, 344880), (96, 330510), (115, 275904), (120, 264408), (138, 229920), (144, 220340), (160, 198306), (180, 176272), (184, 172440), (192, 165255), (207, 153280), (230, 137952), (240, 132204), (276, 114960), (288, 110170), (320, 99153), (345, 91968), (360, 88136), (368, 86220), (414, 76640), (460, 68976), (479, 66240), (480, 66102), (552, 57480), (576, 55085), (690, 45984), (720, 44068), (736, 43110), (828, 38320), (920, 34488), (958, 33120), (960, 33051), (1035, 30656), (1104, 28740), (1380, 22992), (1437, 22080), (1440, 22034), (1472, 21555), (1656, 19160), (1840, 17244), (1916, 16560), (2070, 15328), (2208, 14370), (2395, 13248), (2760, 11496), (2874, 11040), (2880, 11017), (3312, 9580), (3680, 8622), (3832, 8280), (4140, 7664), (4311, 7360), (4416, 7185), (4790, 6624), (5520, 5748)]