207646740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{18311}}^1$

素因数の和:18339

約数の個数: 120

約数和(自身を含む): 744492672

約数和(自身を除く): 536845932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 18311, 36622, 54933, 73244, 91555, 109866, 128177, 164799, 183110, 219732, 256354, 274665, 329598, 366220, 384531, 494397, 512708, 549330, 640885, 659196, 769062, 823995, 988794, 1098660, 1153593, 1281770, 1483191, 1538124, 1647990, 1922655, 1977588, 2307186, 2471985, 2563540, 2966382, 3295980, 3460779, 3845310, 4614372, 4943970, 5767965, 5932764, 6921558, 7415955, 7690620, 9887940, 10382337, 11535930, 13843116, 14831910, 17303895, 20764674, 23071860, 29663820, 34607790, 41529348, 51911685, 69215580, 103823370, 207646740]

約数ペア:

[(1, 207646740), (2, 103823370), (3, 69215580), (4, 51911685), (5, 41529348), (6, 34607790), (7, 29663820), (9, 23071860), (10, 20764674), (12, 17303895), (14, 14831910), (15, 13843116), (18, 11535930), (20, 10382337), (21, 9887940), (27, 7690620), (28, 7415955), (30, 6921558), (35, 5932764), (36, 5767965), (42, 4943970), (45, 4614372), (54, 3845310), (60, 3460779), (63, 3295980), (70, 2966382), (81, 2563540), (84, 2471985), (90, 2307186), (105, 1977588), (108, 1922655), (126, 1647990), (135, 1538124), (140, 1483191), (162, 1281770), (180, 1153593), (189, 1098660), (210, 988794), (252, 823995), (270, 769062), (315, 659196), (324, 640885), (378, 549330), (405, 512708), (420, 494397), (540, 384531), (567, 366220), (630, 329598), (756, 274665), (810, 256354), (945, 219732), (1134, 183110), (1260, 164799), (1620, 128177), (1890, 109866), (2268, 91555), (2835, 73244), (3780, 54933), (5670, 36622), (11340, 18311)]