28279470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 70862400

約数和(自身を除く): 42582930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 73, 74, 111, 146, 185, 219, 222, 349, 365, 370, 438, 555, 698, 730, 1047, 1095, 1110, 1745, 2094, 2190, 2701, 3490, 5235, 5402, 8103, 10470, 12913, 13505, 16206, 25477, 25826, 27010, 38739, 40515, 50954, 64565, 76431, 77478, 81030, 127385, 129130, 152862, 193695, 254770, 382155, 387390, 764310, 942649, 1885298, 2827947, 4713245, 5655894, 9426490, 14139735, 28279470]

約数ペア:

[(1, 28279470), (2, 14139735), (3, 9426490), (5, 5655894), (6, 4713245), (10, 2827947), (15, 1885298), (30, 942649), (37, 764310), (73, 387390), (74, 382155), (111, 254770), (146, 193695), (185, 152862), (219, 129130), (222, 127385), (349, 81030), (365, 77478), (370, 76431), (438, 64565), (555, 50954), (698, 40515), (730, 38739), (1047, 27010), (1095, 25826), (1110, 25477), (1745, 16206), (2094, 13505), (2190, 12913), (2701, 10470), (3490, 8103), (5235, 5402)]