47943280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 142990848

約数和(自身を除く): 95047568

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 80, 86, 88, 110, 112, 140, 154, 172, 176, 181, 215, 220, 280, 301, 308, 344, 362, 385, 430, 440, 473, 560, 602, 616, 688, 724, 770, 860, 880, 905, 946, 1204, 1232, 1267, 1448, 1505, 1540, 1720, 1810, 1892, 1991, 2365, 2408, 2534, 2896, 3010, 3080, 3311, 3440, 3620, 3784, 3982, 4730, 4816, 5068, 6020, 6160, 6335, 6622, 7240, 7568, 7783, 7964, 9460, 9955, 10136, 12040, 12670, 13244, 13937, 14480, 15566, 15928, 16555, 18920, 19910, 20272, 24080, 25340, 26488, 27874, 31132, 31856, 33110, 37840, 38915, 39820, 50680, 52976, 54481, 55748, 62264, 66220, 69685, 77830, 79640, 85613, 101360, 108962, 111496, 124528, 132440, 139370, 155660, 159280, 171226, 217924, 222992, 264880, 272405, 278740, 311320, 342452, 428065, 435848, 544810, 557480, 599291, 622640, 684904, 856130, 871696, 1089620, 1114960, 1198582, 1369808, 1712260, 2179240, 2397164, 2996455, 3424520, 4358480, 4794328, 5992910, 6849040, 9588656, 11985820, 23971640, 47943280]

約数ペア:

[(1, 47943280), (2, 23971640), (4, 11985820), (5, 9588656), (7, 6849040), (8, 5992910), (10, 4794328), (11, 4358480), (14, 3424520), (16, 2996455), (20, 2397164), (22, 2179240), (28, 1712260), (35, 1369808), (40, 1198582), (43, 1114960), (44, 1089620), (55, 871696), (56, 856130), (70, 684904), (77, 622640), (80, 599291), (86, 557480), (88, 544810), (110, 435848), (112, 428065), (140, 342452), (154, 311320), (172, 278740), (176, 272405), (181, 264880), (215, 222992), (220, 217924), (280, 171226), (301, 159280), (308, 155660), (344, 139370), (362, 132440), (385, 124528), (430, 111496), (440, 108962), (473, 101360), (560, 85613), (602, 79640), (616, 77830), (688, 69685), (724, 66220), (770, 62264), (860, 55748), (880, 54481), (905, 52976), (946, 50680), (1204, 39820), (1232, 38915), (1267, 37840), (1448, 33110), (1505, 31856), (1540, 31132), (1720, 27874), (1810, 26488), (1892, 25340), (1991, 24080), (2365, 20272), (2408, 19910), (2534, 18920), (2896, 16555), (3010, 15928), (3080, 15566), (3311, 14480), (3440, 13937), (3620, 13244), (3784, 12670), (3982, 12040), (4730, 10136), (4816, 9955), (5068, 9460), (6020, 7964), (6160, 7783), (6335, 7568), (6622, 7240)]