273576440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2011}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 651888000

約数和(自身を除く): 378311560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 179, 190, 358, 380, 716, 760, 895, 1432, 1790, 2011, 3401, 3580, 4022, 6802, 7160, 8044, 10055, 13604, 16088, 17005, 20110, 27208, 34010, 38209, 40220, 68020, 76418, 80440, 136040, 152836, 191045, 305672, 359969, 382090, 719938, 764180, 1439876, 1528360, 1799845, 2879752, 3599690, 6839411, 7199380, 13678822, 14398760, 27357644, 34197055, 54715288, 68394110, 136788220, 273576440]

約数ペア:

[(1, 273576440), (2, 136788220), (4, 68394110), (5, 54715288), (8, 34197055), (10, 27357644), (19, 14398760), (20, 13678822), (38, 7199380), (40, 6839411), (76, 3599690), (95, 2879752), (152, 1799845), (179, 1528360), (190, 1439876), (358, 764180), (380, 719938), (716, 382090), (760, 359969), (895, 305672), (1432, 191045), (1790, 152836), (2011, 136040), (3401, 80440), (3580, 76418), (4022, 68020), (6802, 40220), (7160, 38209), (8044, 34010), (10055, 27208), (13604, 20110), (16088, 17005)]