154179760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{275321}}^1$

素因数の和:275341

約数の個数: 40

約数和(自身を含む): 409679136

約数和(自身を除く): 255499376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 275321, 550642, 1101284, 1376605, 1927247, 2202568, 2753210, 3854494, 4405136, 5506420, 7708988, 9636235, 11012840, 15417976, 19272470, 22025680, 30835952, 38544940, 77089880, 154179760]

約数ペア:

[(1, 154179760), (2, 77089880), (4, 38544940), (5, 30835952), (7, 22025680), (8, 19272470), (10, 15417976), (14, 11012840), (16, 9636235), (20, 7708988), (28, 5506420), (35, 4405136), (40, 3854494), (56, 2753210), (70, 2202568), (80, 1927247), (112, 1376605), (140, 1101284), (280, 550642), (560, 275321)]