180753188

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1785

約数の個数: 72

約数和(自身を含む): 410414592

約数和(自身を除く): 229661404

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 154, 217, 242, 308, 341, 434, 484, 682, 847, 868, 1364, 1694, 1721, 2387, 3388, 3442, 3751, 4774, 6884, 7502, 9548, 12047, 15004, 18931, 24094, 26257, 37862, 48188, 52514, 53351, 75724, 105028, 106702, 132517, 208241, 213404, 265034, 373457, 416482, 530068, 586861, 746914, 832964, 1173722, 1457687, 1493828, 2347444, 2915374, 4108027, 5830748, 6455471, 8216054, 12910942, 16432108, 25821884, 45188297, 90376594, 180753188]

約数ペア:

[(1, 180753188), (2, 90376594), (4, 45188297), (7, 25821884), (11, 16432108), (14, 12910942), (22, 8216054), (28, 6455471), (31, 5830748), (44, 4108027), (62, 2915374), (77, 2347444), (121, 1493828), (124, 1457687), (154, 1173722), (217, 832964), (242, 746914), (308, 586861), (341, 530068), (434, 416482), (484, 373457), (682, 265034), (847, 213404), (868, 208241), (1364, 132517), (1694, 106702), (1721, 105028), (2387, 75724), (3388, 53351), (3442, 52514), (3751, 48188), (4774, 37862), (6884, 26257), (7502, 24094), (9548, 18931), (12047, 15004)]