320207930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{281}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 673118208

約数和(自身を除く): 352910278

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 223, 281, 365, 446, 511, 562, 730, 1022, 1115, 1405, 1561, 1967, 2230, 2555, 2810, 3122, 3934, 5110, 7805, 9835, 15610, 16279, 19670, 20513, 32558, 41026, 62663, 81395, 102565, 113953, 125326, 143591, 162790, 205130, 227906, 287182, 313315, 438641, 569765, 626630, 717955, 877282, 1139530, 1435910, 2193205, 4386410, 4574399, 9148798, 22871995, 32020793, 45743990, 64041586, 160103965, 320207930]

約数ペア:

[(1, 320207930), (2, 160103965), (5, 64041586), (7, 45743990), (10, 32020793), (14, 22871995), (35, 9148798), (70, 4574399), (73, 4386410), (146, 2193205), (223, 1435910), (281, 1139530), (365, 877282), (446, 717955), (511, 626630), (562, 569765), (730, 438641), (1022, 313315), (1115, 287182), (1405, 227906), (1561, 205130), (1967, 162790), (2230, 143591), (2555, 125326), (2810, 113953), (3122, 102565), (3934, 81395), (5110, 62663), (7805, 41026), (9835, 32558), (15610, 20513), (16279, 19670)]