38975580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{491}}^1$

素因数の和:526

約数の個数: 180

約数和(自身を含む): 142519608

約数和(自身を除く): 103544028

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, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 491, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 982, 1134, 1260, 1323, 1470, 1473, 1620, 1764, 1890, 1964, 2205, 2268, 2455, 2646, 2835, 2940, 2946, 3437, 3780, 3969, 4410, 4419, 4910, 5292, 5670, 5892, 6615, 6874, 7365, 7938, 8820, 8838, 9820, 10311, 11340, 13230, 13257, 13748, 14730, 15876, 17185, 17676, 19845, 20622, 22095, 24059, 26460, 26514, 29460, 30933, 34370, 39690, 39771, 41244, 44190, 48118, 51555, 53028, 61866, 66285, 68740, 72177, 79380, 79542, 88380, 92799, 96236, 103110, 120295, 123732, 132570, 144354, 154665, 159084, 185598, 198855, 206220, 216531, 240590, 265140, 278397, 288708, 309330, 360885, 371196, 397710, 433062, 463995, 481180, 556794, 618660, 649593, 721770, 795420, 866124, 927990, 1082655, 1113588, 1299186, 1391985, 1443540, 1855980, 1948779, 2165310, 2598372, 2783970, 3247965, 3897558, 4330620, 5567940, 6495930, 7795116, 9743895, 12991860, 19487790, 38975580]

約数ペア:

[(1, 38975580), (2, 19487790), (3, 12991860), (4, 9743895), (5, 7795116), (6, 6495930), (7, 5567940), (9, 4330620), (10, 3897558), (12, 3247965), (14, 2783970), (15, 2598372), (18, 2165310), (20, 1948779), (21, 1855980), (27, 1443540), (28, 1391985), (30, 1299186), (35, 1113588), (36, 1082655), (42, 927990), (45, 866124), (49, 795420), (54, 721770), (60, 649593), (63, 618660), (70, 556794), (81, 481180), (84, 463995), (90, 433062), (98, 397710), (105, 371196), (108, 360885), (126, 309330), (135, 288708), (140, 278397), (147, 265140), (162, 240590), (180, 216531), (189, 206220), (196, 198855), (210, 185598), (245, 159084), (252, 154665), (270, 144354), (294, 132570), (315, 123732), (324, 120295), (378, 103110), (405, 96236), (420, 92799), (441, 88380), (490, 79542), (491, 79380), (540, 72177), (567, 68740), (588, 66285), (630, 61866), (735, 53028), (756, 51555), (810, 48118), (882, 44190), (945, 41244), (980, 39771), (982, 39690), (1134, 34370), (1260, 30933), (1323, 29460), (1470, 26514), (1473, 26460), (1620, 24059), (1764, 22095), (1890, 20622), (1964, 19845), (2205, 17676), (2268, 17185), (2455, 15876), (2646, 14730), (2835, 13748), (2940, 13257), (2946, 13230), (3437, 11340), (3780, 10311), (3969, 9820), (4410, 8838), (4419, 8820), (4910, 7938), (5292, 7365), (5670, 6874), (5892, 6615)]