257085324

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{751}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 670907328

約数和(自身を除く): 413822004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 257, 333, 444, 514, 666, 751, 771, 1028, 1332, 1502, 1542, 2253, 2313, 3004, 3084, 4506, 4626, 6759, 9012, 9252, 9509, 13518, 19018, 27036, 27787, 28527, 38036, 55574, 57054, 83361, 85581, 111148, 114108, 166722, 171162, 193007, 250083, 333444, 342324, 386014, 500166, 579021, 772028, 1000332, 1158042, 1737063, 2316084, 3474126, 6948252, 7141259, 14282518, 21423777, 28565036, 42847554, 64271331, 85695108, 128542662, 257085324]

約数ペア:

[(1, 257085324), (2, 128542662), (3, 85695108), (4, 64271331), (6, 42847554), (9, 28565036), (12, 21423777), (18, 14282518), (36, 7141259), (37, 6948252), (74, 3474126), (111, 2316084), (148, 1737063), (222, 1158042), (257, 1000332), (333, 772028), (444, 579021), (514, 500166), (666, 386014), (751, 342324), (771, 333444), (1028, 250083), (1332, 193007), (1502, 171162), (1542, 166722), (2253, 114108), (2313, 111148), (3004, 85581), (3084, 83361), (4506, 57054), (4626, 55574), (6759, 38036), (9012, 28527), (9252, 27787), (9509, 27036), (13518, 19018)]