188070820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4463}}^1$

素因数の和:4529

約数の個数: 72

約数和(自身を含む): 470219904

約数和(自身を除く): 282149084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 4463, 6020, 8428, 8926, 10535, 17852, 21070, 22315, 31241, 42140, 44630, 62482, 89260, 124964, 156205, 191909, 218687, 312410, 383818, 437374, 624820, 767636, 874748, 959545, 1093435, 1343363, 1919090, 2186870, 2686726, 3838180, 4373740, 5373452, 6716815, 9403541, 13433630, 18807082, 26867260, 37614164, 47017705, 94035410, 188070820]

約数ペア:

[(1, 188070820), (2, 94035410), (4, 47017705), (5, 37614164), (7, 26867260), (10, 18807082), (14, 13433630), (20, 9403541), (28, 6716815), (35, 5373452), (43, 4373740), (49, 3838180), (70, 2686726), (86, 2186870), (98, 1919090), (140, 1343363), (172, 1093435), (196, 959545), (215, 874748), (245, 767636), (301, 624820), (430, 437374), (490, 383818), (602, 312410), (860, 218687), (980, 191909), (1204, 156205), (1505, 124964), (2107, 89260), (3010, 62482), (4214, 44630), (4463, 42140), (6020, 31241), (8428, 22315), (8926, 21070), (10535, 17852)]