128510280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{463}}^1$

素因数の和:740

約数の個数: 128

約数和(自身を含む): 430963200

約数和(自身を除く): 302452920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 257, 270, 360, 463, 514, 540, 771, 926, 1028, 1080, 1285, 1389, 1542, 1852, 2056, 2313, 2315, 2570, 2778, 3084, 3704, 3855, 4167, 4626, 4630, 5140, 5556, 6168, 6939, 6945, 7710, 8334, 9252, 9260, 10280, 11112, 11565, 12501, 13878, 13890, 15420, 16668, 18504, 18520, 20835, 23130, 25002, 27756, 27780, 30840, 33336, 34695, 41670, 46260, 50004, 55512, 55560, 62505, 69390, 83340, 92520, 100008, 118991, 125010, 138780, 166680, 237982, 250020, 277560, 356973, 475964, 500040, 594955, 713946, 951928, 1070919, 1189910, 1427892, 1784865, 2141838, 2379820, 2855784, 3212757, 3569730, 4283676, 4759640, 5354595, 6425514, 7139460, 8567352, 10709190, 12851028, 14278920, 16063785, 21418380, 25702056, 32127570, 42836760, 64255140, 128510280]

約数ペア:

[(1, 128510280), (2, 64255140), (3, 42836760), (4, 32127570), (5, 25702056), (6, 21418380), (8, 16063785), (9, 14278920), (10, 12851028), (12, 10709190), (15, 8567352), (18, 7139460), (20, 6425514), (24, 5354595), (27, 4759640), (30, 4283676), (36, 3569730), (40, 3212757), (45, 2855784), (54, 2379820), (60, 2141838), (72, 1784865), (90, 1427892), (108, 1189910), (120, 1070919), (135, 951928), (180, 713946), (216, 594955), (257, 500040), (270, 475964), (360, 356973), (463, 277560), (514, 250020), (540, 237982), (771, 166680), (926, 138780), (1028, 125010), (1080, 118991), (1285, 100008), (1389, 92520), (1542, 83340), (1852, 69390), (2056, 62505), (2313, 55560), (2315, 55512), (2570, 50004), (2778, 46260), (3084, 41670), (3704, 34695), (3855, 33336), (4167, 30840), (4626, 27780), (4630, 27756), (5140, 25002), (5556, 23130), (6168, 20835), (6939, 18520), (6945, 18504), (7710, 16668), (8334, 15420), (9252, 13890), (9260, 13878), (10280, 12501), (11112, 11565)]