154979440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 454970880

約数和(自身を除く): 299991440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 139, 140, 154, 176, 181, 220, 278, 280, 308, 362, 385, 440, 556, 560, 616, 695, 724, 770, 880, 905, 973, 1112, 1232, 1267, 1390, 1448, 1529, 1540, 1810, 1946, 1991, 2224, 2534, 2780, 2896, 3058, 3080, 3620, 3892, 3982, 4865, 5068, 5560, 6116, 6160, 6335, 7240, 7645, 7784, 7964, 9730, 9955, 10136, 10703, 11120, 12232, 12670, 13937, 14480, 15290, 15568, 15928, 19460, 19910, 20272, 21406, 24464, 25159, 25340, 27874, 30580, 31856, 38920, 39820, 42812, 50318, 50680, 53515, 55748, 61160, 69685, 77840, 79640, 85624, 100636, 101360, 107030, 111496, 122320, 125795, 139370, 159280, 171248, 176113, 201272, 214060, 222992, 251590, 276749, 278740, 352226, 402544, 428120, 503180, 553498, 557480, 704452, 856240, 880565, 1006360, 1106996, 1114960, 1383745, 1408904, 1761130, 1937243, 2012720, 2213992, 2767490, 2817808, 3522260, 3874486, 4427984, 5534980, 7044520, 7748972, 9686215, 11069960, 14089040, 15497944, 19372430, 22139920, 30995888, 38744860, 77489720, 154979440]

約数ペア:

[(1, 154979440), (2, 77489720), (4, 38744860), (5, 30995888), (7, 22139920), (8, 19372430), (10, 15497944), (11, 14089040), (14, 11069960), (16, 9686215), (20, 7748972), (22, 7044520), (28, 5534980), (35, 4427984), (40, 3874486), (44, 3522260), (55, 2817808), (56, 2767490), (70, 2213992), (77, 2012720), (80, 1937243), (88, 1761130), (110, 1408904), (112, 1383745), (139, 1114960), (140, 1106996), (154, 1006360), (176, 880565), (181, 856240), (220, 704452), (278, 557480), (280, 553498), (308, 503180), (362, 428120), (385, 402544), (440, 352226), (556, 278740), (560, 276749), (616, 251590), (695, 222992), (724, 214060), (770, 201272), (880, 176113), (905, 171248), (973, 159280), (1112, 139370), (1232, 125795), (1267, 122320), (1390, 111496), (1448, 107030), (1529, 101360), (1540, 100636), (1810, 85624), (1946, 79640), (1991, 77840), (2224, 69685), (2534, 61160), (2780, 55748), (2896, 53515), (3058, 50680), (3080, 50318), (3620, 42812), (3892, 39820), (3982, 38920), (4865, 31856), (5068, 30580), (5560, 27874), (6116, 25340), (6160, 25159), (6335, 24464), (7240, 21406), (7645, 20272), (7784, 19910), (7964, 19460), (9730, 15928), (9955, 15568), (10136, 15290), (10703, 14480), (11120, 13937), (12232, 12670)]