90987540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9419}}^1$

素因数の和:9461

約数の個数: 96

約数和(自身を含む): 303851520

約数和(自身を除く): 212863980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9419, 9660, 18838, 28257, 37676, 47095, 56514, 65933, 94190, 113028, 131866, 141285, 188380, 197799, 216637, 263732, 282570, 329665, 395598, 433274, 565140, 649911, 659330, 791196, 866548, 988995, 1083185, 1299822, 1318660, 1516459, 1977990, 2166370, 2599644, 3032918, 3249555, 3955980, 4332740, 4549377, 6065836, 6499110, 7582295, 9098754, 12998220, 15164590, 18197508, 22746885, 30329180, 45493770, 90987540]

約数ペア:

[(1, 90987540), (2, 45493770), (3, 30329180), (4, 22746885), (5, 18197508), (6, 15164590), (7, 12998220), (10, 9098754), (12, 7582295), (14, 6499110), (15, 6065836), (20, 4549377), (21, 4332740), (23, 3955980), (28, 3249555), (30, 3032918), (35, 2599644), (42, 2166370), (46, 1977990), (60, 1516459), (69, 1318660), (70, 1299822), (84, 1083185), (92, 988995), (105, 866548), (115, 791196), (138, 659330), (140, 649911), (161, 565140), (210, 433274), (230, 395598), (276, 329665), (322, 282570), (345, 263732), (420, 216637), (460, 197799), (483, 188380), (644, 141285), (690, 131866), (805, 113028), (966, 94190), (1380, 65933), (1610, 56514), (1932, 47095), (2415, 37676), (3220, 28257), (4830, 18838), (9419, 9660)]