123187320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{342187}}^1$

素因数の和:342204

約数の個数: 48

約数和(自身を含む): 400359960

約数和(自身を除く): 277172640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 342187, 684374, 1026561, 1368748, 1710935, 2053122, 2737496, 3079683, 3421870, 4106244, 5132805, 6159366, 6843740, 8212488, 10265610, 12318732, 13687480, 15398415, 20531220, 24637464, 30796830, 41062440, 61593660, 123187320]

約数ペア:

[(1, 123187320), (2, 61593660), (3, 41062440), (4, 30796830), (5, 24637464), (6, 20531220), (8, 15398415), (9, 13687480), (10, 12318732), (12, 10265610), (15, 8212488), (18, 6843740), (20, 6159366), (24, 5132805), (30, 4106244), (36, 3421870), (40, 3079683), (45, 2737496), (60, 2053122), (72, 1710935), (90, 1368748), (120, 1026561), (180, 684374), (360, 342187)]