258785490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{128749}}^1$

素因数の和:128826

約数の個数: 32

約数和(自身を含む): 630360000

約数和(自身を除く): 371574510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 128749, 257498, 386247, 643745, 772494, 1287490, 1931235, 3862470, 8626183, 17252366, 25878549, 43130915, 51757098, 86261830, 129392745, 258785490]

約数ペア:

[(1, 258785490), (2, 129392745), (3, 86261830), (5, 51757098), (6, 43130915), (10, 25878549), (15, 17252366), (30, 8626183), (67, 3862470), (134, 1931235), (201, 1287490), (335, 772494), (402, 643745), (670, 386247), (1005, 257498), (2010, 128749)]