149025520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{266117}}^1$

素因数の和:266137

約数の個数: 40

約数和(自身を含む): 395983584

約数和(自身を除く): 246958064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 266117, 532234, 1064468, 1330585, 1862819, 2128936, 2661170, 3725638, 4257872, 5322340, 7451276, 9314095, 10644680, 14902552, 18628190, 21289360, 29805104, 37256380, 74512760, 149025520]

約数ペア:

[(1, 149025520), (2, 74512760), (4, 37256380), (5, 29805104), (7, 21289360), (8, 18628190), (10, 14902552), (14, 10644680), (16, 9314095), (20, 7451276), (28, 5322340), (35, 4257872), (40, 3725638), (56, 2661170), (70, 2128936), (80, 1862819), (112, 1330585), (140, 1064468), (280, 532234), (560, 266117)]