123986310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20359}}^1$

素因数の和:20405

約数の個数: 64

約数和(自身を含む): 351820800

約数和(自身を除く): 227834490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 6090, 20359, 40718, 61077, 101795, 122154, 142513, 203590, 285026, 305385, 427539, 590411, 610770, 712565, 855078, 1180822, 1425130, 1771233, 2137695, 2952055, 3542466, 4132877, 4275390, 5904110, 8265754, 8856165, 12398631, 17712330, 20664385, 24797262, 41328770, 61993155, 123986310]

約数ペア:

[(1, 123986310), (2, 61993155), (3, 41328770), (5, 24797262), (6, 20664385), (7, 17712330), (10, 12398631), (14, 8856165), (15, 8265754), (21, 5904110), (29, 4275390), (30, 4132877), (35, 3542466), (42, 2952055), (58, 2137695), (70, 1771233), (87, 1425130), (105, 1180822), (145, 855078), (174, 712565), (203, 610770), (210, 590411), (290, 427539), (406, 305385), (435, 285026), (609, 203590), (870, 142513), (1015, 122154), (1218, 101795), (2030, 61077), (3045, 40718), (6090, 20359)]