321012076

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^2\times {\mathrm{167}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 713615616

約数和(自身を除く): 392603540

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 167, 308, 316, 334, 553, 668, 869, 1106, 1169, 1738, 1837, 2212, 2338, 3476, 3674, 4676, 6083, 6241, 7348, 12166, 12482, 12859, 13193, 24332, 24964, 25718, 26386, 43687, 51436, 52772, 68651, 87374, 92351, 137302, 145123, 174748, 184702, 274604, 290246, 369404, 480557, 580492, 961114, 1015861, 1042247, 1922228, 2031722, 2084494, 4063444, 4168988, 7295729, 11464717, 14591458, 22929434, 29182916, 45858868, 80253019, 160506038, 321012076]

約数ペア:

[(1, 321012076), (2, 160506038), (4, 80253019), (7, 45858868), (11, 29182916), (14, 22929434), (22, 14591458), (28, 11464717), (44, 7295729), (77, 4168988), (79, 4063444), (154, 2084494), (158, 2031722), (167, 1922228), (308, 1042247), (316, 1015861), (334, 961114), (553, 580492), (668, 480557), (869, 369404), (1106, 290246), (1169, 274604), (1738, 184702), (1837, 174748), (2212, 145123), (2338, 137302), (3476, 92351), (3674, 87374), (4676, 68651), (6083, 52772), (6241, 51436), (7348, 43687), (12166, 26386), (12482, 25718), (12859, 24964), (13193, 24332)]