171440478

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 451711728

約数和(自身を除く): 280271250

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 31, 33, 34, 51, 53, 62, 66, 93, 99, 102, 106, 153, 159, 186, 187, 198, 279, 306, 318, 341, 374, 477, 527, 558, 561, 583, 682, 901, 954, 961, 1023, 1054, 1122, 1166, 1581, 1643, 1683, 1749, 1802, 1922, 2046, 2703, 2883, 3069, 3162, 3286, 3366, 3498, 4743, 4929, 5247, 5406, 5766, 5797, 6138, 8109, 8649, 9486, 9858, 9911, 10494, 10571, 11594, 14787, 16218, 16337, 17298, 17391, 18073, 19822, 21142, 27931, 29574, 29733, 31713, 32674, 34782, 36146, 49011, 50933, 52173, 54219, 55862, 59466, 63426, 83793, 89199, 95139, 98022, 101866, 104346, 108438, 147033, 152799, 162657, 167586, 178398, 179707, 190278, 251379, 294066, 305598, 307241, 325314, 359414, 458397, 502758, 539121, 560263, 614482, 865861, 916794, 921723, 1078242, 1120526, 1617363, 1680789, 1731722, 1843446, 2597583, 2765169, 3234726, 3361578, 5042367, 5195166, 5530338, 7792749, 9524471, 10084734, 15585498, 19048942, 28573413, 57146826, 85720239, 171440478]

約数ペア:

[(1, 171440478), (2, 85720239), (3, 57146826), (6, 28573413), (9, 19048942), (11, 15585498), (17, 10084734), (18, 9524471), (22, 7792749), (31, 5530338), (33, 5195166), (34, 5042367), (51, 3361578), (53, 3234726), (62, 2765169), (66, 2597583), (93, 1843446), (99, 1731722), (102, 1680789), (106, 1617363), (153, 1120526), (159, 1078242), (186, 921723), (187, 916794), (198, 865861), (279, 614482), (306, 560263), (318, 539121), (341, 502758), (374, 458397), (477, 359414), (527, 325314), (558, 307241), (561, 305598), (583, 294066), (682, 251379), (901, 190278), (954, 179707), (961, 178398), (1023, 167586), (1054, 162657), (1122, 152799), (1166, 147033), (1581, 108438), (1643, 104346), (1683, 101866), (1749, 98022), (1802, 95139), (1922, 89199), (2046, 83793), (2703, 63426), (2883, 59466), (3069, 55862), (3162, 54219), (3286, 52173), (3366, 50933), (3498, 49011), (4743, 36146), (4929, 34782), (5247, 32674), (5406, 31713), (5766, 29733), (5797, 29574), (6138, 27931), (8109, 21142), (8649, 19822), (9486, 18073), (9858, 17391), (9911, 17298), (10494, 16337), (10571, 16218), (11594, 14787)]