81743310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1619}}^1$

素因数の和:1663

約数の個数: 128

約数和(自身を含む): 251942400

約数和(自身を除く): 170199090

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 27, 30, 33, 34, 45, 51, 54, 55, 66, 85, 90, 99, 102, 110, 135, 153, 165, 170, 187, 198, 255, 270, 297, 306, 330, 374, 459, 495, 510, 561, 594, 765, 918, 935, 990, 1122, 1485, 1530, 1619, 1683, 1870, 2295, 2805, 2970, 3238, 3366, 4590, 4857, 5049, 5610, 8095, 8415, 9714, 10098, 14571, 16190, 16830, 17809, 24285, 25245, 27523, 29142, 35618, 43713, 48570, 50490, 53427, 55046, 72855, 82569, 87426, 89045, 106854, 137615, 145710, 160281, 165138, 178090, 218565, 247707, 267135, 275230, 302753, 320562, 412845, 437130, 480843, 495414, 534270, 605506, 743121, 801405, 825690, 908259, 961686, 1238535, 1486242, 1513765, 1602810, 1816518, 2404215, 2477070, 2724777, 3027530, 3715605, 4541295, 4808430, 5449554, 7431210, 8174331, 9082590, 13623885, 16348662, 27247770, 40871655, 81743310]

約数ペア:

[(1, 81743310), (2, 40871655), (3, 27247770), (5, 16348662), (6, 13623885), (9, 9082590), (10, 8174331), (11, 7431210), (15, 5449554), (17, 4808430), (18, 4541295), (22, 3715605), (27, 3027530), (30, 2724777), (33, 2477070), (34, 2404215), (45, 1816518), (51, 1602810), (54, 1513765), (55, 1486242), (66, 1238535), (85, 961686), (90, 908259), (99, 825690), (102, 801405), (110, 743121), (135, 605506), (153, 534270), (165, 495414), (170, 480843), (187, 437130), (198, 412845), (255, 320562), (270, 302753), (297, 275230), (306, 267135), (330, 247707), (374, 218565), (459, 178090), (495, 165138), (510, 160281), (561, 145710), (594, 137615), (765, 106854), (918, 89045), (935, 87426), (990, 82569), (1122, 72855), (1485, 55046), (1530, 53427), (1619, 50490), (1683, 48570), (1870, 43713), (2295, 35618), (2805, 29142), (2970, 27523), (3238, 25245), (3366, 24285), (4590, 17809), (4857, 16830), (5049, 16190), (5610, 14571), (8095, 10098), (8415, 9714)]