20236704480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{42457}}^1$

素因数の和:42809

約数の個数: 144

約数和(自身を含む): 69268019184

約数和(自身を除く): 49031314704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 331, 360, 480, 662, 720, 993, 1324, 1440, 1655, 1986, 2648, 2979, 3310, 3972, 4965, 5296, 5958, 6620, 7944, 9930, 10592, 11916, 13240, 14895, 15888, 19860, 23832, 26480, 29790, 31776, 39720, 42457, 47664, 52960, 59580, 79440, 84914, 95328, 119160, 127371, 158880, 169828, 212285, 238320, 254742, 339656, 382113, 424570, 476640, 509484, 636855, 679312, 764226, 849140, 1018968, 1273710, 1358624, 1528452, 1698280, 1910565, 2037936, 2547420, 3056904, 3396560, 3821130, 4075872, 5094840, 6113808, 6793120, 7642260, 10189680, 12227616, 14053267, 15284520, 20379360, 28106534, 30569040, 42159801, 56213068, 61138080, 70266335, 84319602, 112426136, 126479403, 140532670, 168639204, 210799005, 224852272, 252958806, 281065340, 337278408, 421598010, 449704544, 505917612, 562130680, 632397015, 674556816, 843196020, 1011835224, 1124261360, 1264794030, 1349113632, 1686392040, 2023670448, 2248522720, 2529588060, 3372784080, 4047340896, 5059176120, 6745568160, 10118352240, 20236704480]

約数ペア:

[(1, 20236704480), (2, 10118352240), (3, 6745568160), (4, 5059176120), (5, 4047340896), (6, 3372784080), (8, 2529588060), (9, 2248522720), (10, 2023670448), (12, 1686392040), (15, 1349113632), (16, 1264794030), (18, 1124261360), (20, 1011835224), (24, 843196020), (30, 674556816), (32, 632397015), (36, 562130680), (40, 505917612), (45, 449704544), (48, 421598010), (60, 337278408), (72, 281065340), (80, 252958806), (90, 224852272), (96, 210799005), (120, 168639204), (144, 140532670), (160, 126479403), (180, 112426136), (240, 84319602), (288, 70266335), (331, 61138080), (360, 56213068), (480, 42159801), (662, 30569040), (720, 28106534), (993, 20379360), (1324, 15284520), (1440, 14053267), (1655, 12227616), (1986, 10189680), (2648, 7642260), (2979, 6793120), (3310, 6113808), (3972, 5094840), (4965, 4075872), (5296, 3821130), (5958, 3396560), (6620, 3056904), (7944, 2547420), (9930, 2037936), (10592, 1910565), (11916, 1698280), (13240, 1528452), (14895, 1358624), (15888, 1273710), (19860, 1018968), (23832, 849140), (26480, 764226), (29790, 679312), (31776, 636855), (39720, 509484), (42457, 476640), (47664, 424570), (52960, 382113), (59580, 339656), (79440, 254742), (84914, 238320), (95328, 212285), (119160, 169828), (127371, 158880)]