147265720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{525949}}^1$

素因数の和:525967

約数の個数: 32

約数和(自身を含む): 378684000

約数和(自身を除く): 231418280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 525949, 1051898, 2103796, 2629745, 3681643, 4207592, 5259490, 7363286, 10518980, 14726572, 18408215, 21037960, 29453144, 36816430, 73632860, 147265720]

約数ペア:

[(1, 147265720), (2, 73632860), (4, 36816430), (5, 29453144), (7, 21037960), (8, 18408215), (10, 14726572), (14, 10518980), (20, 7363286), (28, 5259490), (35, 4207592), (40, 3681643), (56, 2629745), (70, 2103796), (140, 1051898), (280, 525949)]