229690720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{205081}}^1$

素因数の和:205103

約数の個数: 48

約数和(自身を含む): 620167968

約数和(自身を除く): 390477248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 205081, 410162, 820324, 1025405, 1435567, 1640648, 2050810, 2871134, 3281296, 4101620, 5742268, 6562592, 7177835, 8203240, 11484536, 14355670, 16406480, 22969072, 28711340, 32812960, 45938144, 57422680, 114845360, 229690720]

約数ペア:

[(1, 229690720), (2, 114845360), (4, 57422680), (5, 45938144), (7, 32812960), (8, 28711340), (10, 22969072), (14, 16406480), (16, 14355670), (20, 11484536), (28, 8203240), (32, 7177835), (35, 6562592), (40, 5742268), (56, 4101620), (70, 3281296), (80, 2871134), (112, 2050810), (140, 1640648), (160, 1435567), (224, 1025405), (280, 820324), (560, 410162), (1120, 205081)]