262502916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 728687232

約数和(自身を除く): 466184316

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 31, 34, 39, 51, 52, 62, 68, 78, 93, 102, 103, 124, 156, 186, 204, 206, 221, 309, 372, 403, 412, 442, 527, 618, 663, 806, 884, 961, 1054, 1209, 1236, 1326, 1339, 1581, 1612, 1751, 1922, 2108, 2418, 2652, 2678, 2883, 3162, 3193, 3502, 3844, 4017, 4836, 5253, 5356, 5766, 6324, 6386, 6851, 7004, 8034, 9579, 10506, 11532, 12493, 12772, 13702, 16068, 16337, 19158, 20553, 21012, 22763, 24986, 27404, 32674, 37479, 38316, 41106, 41509, 45526, 49011, 49972, 54281, 65348, 68289, 74958, 82212, 83018, 91052, 98022, 98983, 108562, 124527, 136578, 149916, 162843, 166036, 196044, 197966, 212381, 217124, 249054, 273156, 296949, 325686, 395932, 424762, 498108, 593898, 637143, 651372, 705653, 849524, 1187796, 1274286, 1286779, 1411306, 1682711, 2116959, 2548572, 2573558, 2822612, 3365422, 3860337, 4233918, 5048133, 5147116, 6730844, 7720674, 8467836, 10096266, 15441348, 20192532, 21875243, 43750486, 65625729, 87500972, 131251458, 262502916]

約数ペア:

[(1, 262502916), (2, 131251458), (3, 87500972), (4, 65625729), (6, 43750486), (12, 21875243), (13, 20192532), (17, 15441348), (26, 10096266), (31, 8467836), (34, 7720674), (39, 6730844), (51, 5147116), (52, 5048133), (62, 4233918), (68, 3860337), (78, 3365422), (93, 2822612), (102, 2573558), (103, 2548572), (124, 2116959), (156, 1682711), (186, 1411306), (204, 1286779), (206, 1274286), (221, 1187796), (309, 849524), (372, 705653), (403, 651372), (412, 637143), (442, 593898), (527, 498108), (618, 424762), (663, 395932), (806, 325686), (884, 296949), (961, 273156), (1054, 249054), (1209, 217124), (1236, 212381), (1326, 197966), (1339, 196044), (1581, 166036), (1612, 162843), (1751, 149916), (1922, 136578), (2108, 124527), (2418, 108562), (2652, 98983), (2678, 98022), (2883, 91052), (3162, 83018), (3193, 82212), (3502, 74958), (3844, 68289), (4017, 65348), (4836, 54281), (5253, 49972), (5356, 49011), (5766, 45526), (6324, 41509), (6386, 41106), (6851, 38316), (7004, 37479), (8034, 32674), (9579, 27404), (10506, 24986), (11532, 22763), (12493, 21012), (12772, 20553), (13702, 19158), (16068, 16337)]