144237520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 412473600

約数和(自身を除く): 268236080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 109, 112, 119, 136, 139, 140, 170, 218, 238, 272, 278, 280, 340, 436, 476, 545, 556, 560, 595, 680, 695, 763, 872, 952, 973, 1090, 1112, 1190, 1360, 1390, 1526, 1744, 1853, 1904, 1946, 2180, 2224, 2363, 2380, 2780, 3052, 3706, 3815, 3892, 4360, 4726, 4760, 4865, 5560, 6104, 7412, 7630, 7784, 8720, 9265, 9452, 9520, 9730, 11120, 11815, 12208, 12971, 14824, 15151, 15260, 15568, 16541, 18530, 18904, 19460, 23630, 25942, 29648, 30302, 30520, 33082, 37060, 37808, 38920, 47260, 51884, 60604, 61040, 64855, 66164, 74120, 75755, 77840, 82705, 94520, 103768, 106057, 121208, 129710, 132328, 148240, 151510, 165410, 189040, 207536, 212114, 242416, 257567, 259420, 264656, 303020, 330820, 424228, 515134, 518840, 530285, 606040, 661640, 848456, 1030268, 1037680, 1060570, 1212080, 1287835, 1323280, 1696912, 1802969, 2060536, 2121140, 2575670, 3605938, 4121072, 4242280, 5151340, 7211876, 8484560, 9014845, 10302680, 14423752, 18029690, 20605360, 28847504, 36059380, 72118760, 144237520]

約数ペア:

[(1, 144237520), (2, 72118760), (4, 36059380), (5, 28847504), (7, 20605360), (8, 18029690), (10, 14423752), (14, 10302680), (16, 9014845), (17, 8484560), (20, 7211876), (28, 5151340), (34, 4242280), (35, 4121072), (40, 3605938), (56, 2575670), (68, 2121140), (70, 2060536), (80, 1802969), (85, 1696912), (109, 1323280), (112, 1287835), (119, 1212080), (136, 1060570), (139, 1037680), (140, 1030268), (170, 848456), (218, 661640), (238, 606040), (272, 530285), (278, 518840), (280, 515134), (340, 424228), (436, 330820), (476, 303020), (545, 264656), (556, 259420), (560, 257567), (595, 242416), (680, 212114), (695, 207536), (763, 189040), (872, 165410), (952, 151510), (973, 148240), (1090, 132328), (1112, 129710), (1190, 121208), (1360, 106057), (1390, 103768), (1526, 94520), (1744, 82705), (1853, 77840), (1904, 75755), (1946, 74120), (2180, 66164), (2224, 64855), (2363, 61040), (2380, 60604), (2780, 51884), (3052, 47260), (3706, 38920), (3815, 37808), (3892, 37060), (4360, 33082), (4726, 30520), (4760, 30302), (4865, 29648), (5560, 25942), (6104, 23630), (7412, 19460), (7630, 18904), (7784, 18530), (8720, 16541), (9265, 15568), (9452, 15260), (9520, 15151), (9730, 14824), (11120, 12971), (11815, 12208)]