68237235

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 120

約数和(自身を含む): 144427536

約数和(自身を除く): 76190301

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 53, 55, 81, 85, 99, 135, 153, 159, 165, 187, 255, 265, 289, 297, 405, 459, 477, 495, 561, 583, 765, 795, 867, 891, 901, 935, 1377, 1431, 1445, 1485, 1683, 1749, 2295, 2385, 2601, 2703, 2805, 2915, 3179, 4293, 4335, 4455, 4505, 5049, 5247, 6885, 7155, 7803, 8109, 8415, 8745, 9537, 9911, 13005, 13515, 15147, 15317, 15741, 15895, 21465, 23409, 24327, 25245, 26235, 28611, 29733, 39015, 40545, 45951, 47223, 47685, 49555, 72981, 75735, 76585, 78705, 85833, 89199, 117045, 121635, 137853, 143055, 148665, 168487, 229755, 236115, 257499, 267597, 364905, 413559, 429165, 445995, 505461, 689265, 802791, 842435, 1240677, 1287495, 1337985, 1516383, 2067795, 2527305, 4013955, 4549149, 6203385, 7581915, 13647447, 22745745, 68237235]

約数ペア:

[(1, 68237235), (3, 22745745), (5, 13647447), (9, 7581915), (11, 6203385), (15, 4549149), (17, 4013955), (27, 2527305), (33, 2067795), (45, 1516383), (51, 1337985), (53, 1287495), (55, 1240677), (81, 842435), (85, 802791), (99, 689265), (135, 505461), (153, 445995), (159, 429165), (165, 413559), (187, 364905), (255, 267597), (265, 257499), (289, 236115), (297, 229755), (405, 168487), (459, 148665), (477, 143055), (495, 137853), (561, 121635), (583, 117045), (765, 89199), (795, 85833), (867, 78705), (891, 76585), (901, 75735), (935, 72981), (1377, 49555), (1431, 47685), (1445, 47223), (1485, 45951), (1683, 40545), (1749, 39015), (2295, 29733), (2385, 28611), (2601, 26235), (2703, 25245), (2805, 24327), (2915, 23409), (3179, 21465), (4293, 15895), (4335, 15741), (4455, 15317), (4505, 15147), (5049, 13515), (5247, 13005), (6885, 9911), (7155, 9537), (7803, 8745), (8109, 8415)]