138982020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 402834432

約数和(自身を除く): 263852412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 103, 129, 172, 206, 215, 258, 309, 412, 430, 515, 516, 523, 618, 645, 860, 1030, 1046, 1236, 1290, 1545, 1569, 2060, 2092, 2580, 2615, 3090, 3138, 4429, 5230, 6180, 6276, 7845, 8858, 10460, 13287, 15690, 17716, 22145, 22489, 26574, 31380, 44290, 44978, 53148, 53869, 66435, 67467, 88580, 89956, 107738, 112445, 132870, 134934, 161607, 215476, 224890, 265740, 269345, 269868, 323214, 337335, 449780, 538690, 646428, 674670, 808035, 1077380, 1349340, 1616070, 2316367, 3232140, 4632734, 6949101, 9265468, 11581835, 13898202, 23163670, 27796404, 34745505, 46327340, 69491010, 138982020]

約数ペア:

[(1, 138982020), (2, 69491010), (3, 46327340), (4, 34745505), (5, 27796404), (6, 23163670), (10, 13898202), (12, 11581835), (15, 9265468), (20, 6949101), (30, 4632734), (43, 3232140), (60, 2316367), (86, 1616070), (103, 1349340), (129, 1077380), (172, 808035), (206, 674670), (215, 646428), (258, 538690), (309, 449780), (412, 337335), (430, 323214), (515, 269868), (516, 269345), (523, 265740), (618, 224890), (645, 215476), (860, 161607), (1030, 134934), (1046, 132870), (1236, 112445), (1290, 107738), (1545, 89956), (1569, 88580), (2060, 67467), (2092, 66435), (2580, 53869), (2615, 53148), (3090, 44978), (3138, 44290), (4429, 31380), (5230, 26574), (6180, 22489), (6276, 22145), (7845, 17716), (8858, 15690), (10460, 13287)]