30314340

素因数分解:

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

素因数の和:527

約数の個数: 144

約数和(自身を含む): 107452800

約数和(自身を除く): 77138460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 491, 588, 630, 686, 735, 882, 980, 982, 1029, 1260, 1372, 1470, 1473, 1715, 1764, 1964, 2058, 2205, 2455, 2940, 2946, 3087, 3430, 3437, 4116, 4410, 4419, 4910, 5145, 5892, 6174, 6860, 6874, 7365, 8820, 8838, 9820, 10290, 10311, 12348, 13748, 14730, 15435, 17185, 17676, 20580, 20622, 22095, 24059, 29460, 30870, 30933, 34370, 41244, 44190, 48118, 51555, 61740, 61866, 68740, 72177, 88380, 96236, 103110, 120295, 123732, 144354, 154665, 168413, 206220, 216531, 240590, 288708, 309330, 336826, 360885, 433062, 481180, 505239, 618660, 673652, 721770, 842065, 866124, 1010478, 1082655, 1443540, 1515717, 1684130, 2020956, 2165310, 2526195, 3031434, 3368260, 4330620, 5052390, 6062868, 7578585, 10104780, 15157170, 30314340]

約数ペア:

[(1, 30314340), (2, 15157170), (3, 10104780), (4, 7578585), (5, 6062868), (6, 5052390), (7, 4330620), (9, 3368260), (10, 3031434), (12, 2526195), (14, 2165310), (15, 2020956), (18, 1684130), (20, 1515717), (21, 1443540), (28, 1082655), (30, 1010478), (35, 866124), (36, 842065), (42, 721770), (45, 673652), (49, 618660), (60, 505239), (63, 481180), (70, 433062), (84, 360885), (90, 336826), (98, 309330), (105, 288708), (126, 240590), (140, 216531), (147, 206220), (180, 168413), (196, 154665), (210, 144354), (245, 123732), (252, 120295), (294, 103110), (315, 96236), (343, 88380), (420, 72177), (441, 68740), (490, 61866), (491, 61740), (588, 51555), (630, 48118), (686, 44190), (735, 41244), (882, 34370), (980, 30933), (982, 30870), (1029, 29460), (1260, 24059), (1372, 22095), (1470, 20622), (1473, 20580), (1715, 17676), (1764, 17185), (1964, 15435), (2058, 14730), (2205, 13748), (2455, 12348), (2940, 10311), (2946, 10290), (3087, 9820), (3430, 8838), (3437, 8820), (4116, 7365), (4410, 6874), (4419, 6860), (4910, 6174), (5145, 5892)]