31366720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:121

約数の個数: 224

約数和(自身を含む): 99486720

約数和(自身を除く): 68120000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 64, 67, 70, 76, 77, 80, 88, 95, 110, 112, 133, 134, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 268, 280, 304, 308, 320, 335, 352, 380, 385, 418, 440, 448, 469, 532, 536, 560, 608, 616, 665, 670, 704, 737, 760, 770, 836, 880, 938, 1045, 1064, 1072, 1120, 1216, 1232, 1273, 1330, 1340, 1463, 1474, 1520, 1540, 1672, 1760, 1876, 2090, 2128, 2144, 2240, 2345, 2464, 2546, 2660, 2680, 2926, 2948, 3040, 3080, 3344, 3520, 3685, 3752, 4180, 4256, 4288, 4690, 4928, 5092, 5159, 5320, 5360, 5852, 5896, 6080, 6160, 6365, 6688, 7315, 7370, 7504, 8360, 8512, 8911, 9380, 10184, 10318, 10640, 10720, 11704, 11792, 12320, 12730, 13376, 14003, 14630, 14740, 15008, 16720, 17822, 18760, 20368, 20636, 21280, 21440, 23408, 23584, 24640, 25460, 25795, 28006, 29260, 29480, 30016, 33440, 35644, 37520, 40736, 41272, 42560, 44555, 46816, 47168, 50920, 51590, 56012, 58520, 58960, 66880, 70015, 71288, 75040, 81472, 82544, 89110, 93632, 98021, 101840, 103180, 112024, 117040, 117920, 140030, 142576, 150080, 165088, 178220, 196042, 203680, 206360, 224048, 234080, 235840, 280060, 285152, 330176, 356440, 392084, 407360, 412720, 448096, 468160, 490105, 560120, 570304, 712880, 784168, 825440, 896192, 980210, 1120240, 1425760, 1568336, 1650880, 1960420, 2240480, 2851520, 3136672, 3920840, 4480960, 6273344, 7841680, 15683360, 31366720]

約数ペア:

[(1, 31366720), (2, 15683360), (4, 7841680), (5, 6273344), (7, 4480960), (8, 3920840), (10, 3136672), (11, 2851520), (14, 2240480), (16, 1960420), (19, 1650880), (20, 1568336), (22, 1425760), (28, 1120240), (32, 980210), (35, 896192), (38, 825440), (40, 784168), (44, 712880), (55, 570304), (56, 560120), (64, 490105), (67, 468160), (70, 448096), (76, 412720), (77, 407360), (80, 392084), (88, 356440), (95, 330176), (110, 285152), (112, 280060), (133, 235840), (134, 234080), (140, 224048), (152, 206360), (154, 203680), (160, 196042), (176, 178220), (190, 165088), (209, 150080), (220, 142576), (224, 140030), (266, 117920), (268, 117040), (280, 112024), (304, 103180), (308, 101840), (320, 98021), (335, 93632), (352, 89110), (380, 82544), (385, 81472), (418, 75040), (440, 71288), (448, 70015), (469, 66880), (532, 58960), (536, 58520), (560, 56012), (608, 51590), (616, 50920), (665, 47168), (670, 46816), (704, 44555), (737, 42560), (760, 41272), (770, 40736), (836, 37520), (880, 35644), (938, 33440), (1045, 30016), (1064, 29480), (1072, 29260), (1120, 28006), (1216, 25795), (1232, 25460), (1273, 24640), (1330, 23584), (1340, 23408), (1463, 21440), (1474, 21280), (1520, 20636), (1540, 20368), (1672, 18760), (1760, 17822), (1876, 16720), (2090, 15008), (2128, 14740), (2144, 14630), (2240, 14003), (2345, 13376), (2464, 12730), (2546, 12320), (2660, 11792), (2680, 11704), (2926, 10720), (2948, 10640), (3040, 10318), (3080, 10184), (3344, 9380), (3520, 8911), (3685, 8512), (3752, 8360), (4180, 7504), (4256, 7370), (4288, 7315), (4690, 6688), (4928, 6365), (5092, 6160), (5159, 6080), (5320, 5896), (5360, 5852)]