1280095245

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:126

約数の個数: 240

約数和(自身を含む): 2906741376

約数和(自身を除く): 1626646131

約数列:

[1, 3, 5, 9, 11, 13, 15, 23, 27, 31, 33, 39, 45, 55, 65, 69, 81, 93, 99, 115, 117, 135, 143, 155, 165, 195, 207, 253, 279, 297, 299, 341, 345, 351, 403, 405, 429, 465, 495, 585, 621, 713, 715, 759, 837, 891, 897, 961, 1023, 1035, 1053, 1209, 1265, 1287, 1395, 1485, 1495, 1705, 1755, 1863, 2015, 2139, 2145, 2277, 2511, 2691, 2883, 3069, 3105, 3289, 3565, 3627, 3795, 3861, 4185, 4433, 4455, 4485, 4805, 5115, 5265, 6045, 6417, 6435, 6831, 7843, 8073, 8649, 9207, 9269, 9315, 9867, 10571, 10695, 10881, 11385, 11583, 12493, 12555, 13299, 13455, 14415, 15345, 16445, 18135, 19251, 19305, 20493, 22103, 22165, 23529, 24219, 25947, 27621, 27807, 29601, 31713, 32085, 32643, 34155, 37479, 39215, 39897, 40365, 43245, 46035, 46345, 49335, 52855, 54405, 57753, 57915, 62465, 66309, 66495, 70587, 77841, 83421, 88803, 95139, 96255, 101959, 102465, 110515, 112437, 117645, 119691, 121095, 129735, 137423, 138105, 139035, 148005, 158565, 163215, 187395, 198927, 199485, 211761, 243133, 250263, 266409, 285417, 287339, 288765, 305877, 331545, 337311, 352935, 359073, 389205, 412269, 417105, 444015, 475695, 509795, 562185, 596781, 598455, 635283, 687115, 729399, 750789, 856251, 862017, 917631, 994635, 1011933, 1058805, 1215665, 1236807, 1251315, 1332045, 1427085, 1436695, 1529385, 1686555, 1790343, 1795365, 2061345, 2188197, 2586051, 2752893, 2983905, 3160729, 3176415, 3646995, 3710421, 3753945, 4281255, 4310085, 4588155, 5059665, 6184035, 6564591, 7758153, 8258679, 8951715, 9482187, 10940985, 11131263, 12930255, 13764465, 15803645, 18552105, 19693773, 23274459, 28446561, 32822955, 38790765, 41293395, 47410935, 55656315, 85339683, 98468865, 116372295, 142232805, 256019049, 426698415, 1280095245]

約数ペア:

[(1, 1280095245), (3, 426698415), (5, 256019049), (9, 142232805), (11, 116372295), (13, 98468865), (15, 85339683), (23, 55656315), (27, 47410935), (31, 41293395), (33, 38790765), (39, 32822955), (45, 28446561), (55, 23274459), (65, 19693773), (69, 18552105), (81, 15803645), (93, 13764465), (99, 12930255), (115, 11131263), (117, 10940985), (135, 9482187), (143, 8951715), (155, 8258679), (165, 7758153), (195, 6564591), (207, 6184035), (253, 5059665), (279, 4588155), (297, 4310085), (299, 4281255), (341, 3753945), (345, 3710421), (351, 3646995), (403, 3176415), (405, 3160729), (429, 2983905), (465, 2752893), (495, 2586051), (585, 2188197), (621, 2061345), (713, 1795365), (715, 1790343), (759, 1686555), (837, 1529385), (891, 1436695), (897, 1427085), (961, 1332045), (1023, 1251315), (1035, 1236807), (1053, 1215665), (1209, 1058805), (1265, 1011933), (1287, 994635), (1395, 917631), (1485, 862017), (1495, 856251), (1705, 750789), (1755, 729399), (1863, 687115), (2015, 635283), (2139, 598455), (2145, 596781), (2277, 562185), (2511, 509795), (2691, 475695), (2883, 444015), (3069, 417105), (3105, 412269), (3289, 389205), (3565, 359073), (3627, 352935), (3795, 337311), (3861, 331545), (4185, 305877), (4433, 288765), (4455, 287339), (4485, 285417), (4805, 266409), (5115, 250263), (5265, 243133), (6045, 211761), (6417, 199485), (6435, 198927), (6831, 187395), (7843, 163215), (8073, 158565), (8649, 148005), (9207, 139035), (9269, 138105), (9315, 137423), (9867, 129735), (10571, 121095), (10695, 119691), (10881, 117645), (11385, 112437), (11583, 110515), (12493, 102465), (12555, 101959), (13299, 96255), (13455, 95139), (14415, 88803), (15345, 83421), (16445, 77841), (18135, 70587), (19251, 66495), (19305, 66309), (20493, 62465), (22103, 57915), (22165, 57753), (23529, 54405), (24219, 52855), (25947, 49335), (27621, 46345), (27807, 46035), (29601, 43245), (31713, 40365), (32085, 39897), (32643, 39215), (34155, 37479)]