154430360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{78791}}^1$

素因数の和:78816

約数の個数: 48

約数和(自身を含む): 404202960

約数和(自身を除く): 249772600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 78791, 157582, 315164, 393955, 551537, 630328, 787910, 1103074, 1575820, 2206148, 2757685, 3151640, 3860759, 4412296, 5515370, 7721518, 11030740, 15443036, 19303795, 22061480, 30886072, 38607590, 77215180, 154430360]

約数ペア:

[(1, 154430360), (2, 77215180), (4, 38607590), (5, 30886072), (7, 22061480), (8, 19303795), (10, 15443036), (14, 11030740), (20, 7721518), (28, 5515370), (35, 4412296), (40, 3860759), (49, 3151640), (56, 2757685), (70, 2206148), (98, 1575820), (140, 1103074), (196, 787910), (245, 630328), (280, 551537), (392, 393955), (490, 315164), (980, 157582), (1960, 78791)]