81334800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:487

約数の個数: 240

約数和(自身を含む): 307212480

約数和(自身を除く): 225877680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 27, 30, 34, 36, 40, 45, 48, 50, 51, 54, 60, 68, 72, 75, 80, 85, 90, 100, 102, 108, 120, 135, 136, 144, 150, 153, 170, 180, 200, 204, 216, 225, 240, 255, 270, 272, 300, 306, 340, 360, 400, 408, 425, 432, 443, 450, 459, 510, 540, 600, 612, 675, 680, 720, 765, 816, 850, 886, 900, 918, 1020, 1080, 1200, 1224, 1275, 1329, 1350, 1360, 1530, 1700, 1772, 1800, 1836, 2040, 2160, 2215, 2295, 2448, 2550, 2658, 2700, 3060, 3400, 3544, 3600, 3672, 3825, 3987, 4080, 4430, 4590, 5100, 5316, 5400, 6120, 6645, 6800, 7088, 7344, 7531, 7650, 7974, 8860, 9180, 10200, 10632, 10800, 11075, 11475, 11961, 12240, 13290, 15062, 15300, 15948, 17720, 18360, 19935, 20400, 21264, 22150, 22593, 22950, 23922, 26580, 30124, 30600, 31896, 33225, 35440, 36720, 37655, 39870, 44300, 45186, 45900, 47844, 53160, 59805, 60248, 61200, 63792, 66450, 67779, 75310, 79740, 88600, 90372, 91800, 95688, 99675, 106320, 112965, 119610, 120496, 132900, 135558, 150620, 159480, 177200, 180744, 183600, 188275, 191376, 199350, 203337, 225930, 239220, 265800, 271116, 299025, 301240, 318960, 338895, 361488, 376550, 398700, 406674, 451860, 478440, 531600, 542232, 564825, 598050, 602480, 677790, 753100, 797400, 813348, 903720, 956880, 1016685, 1084464, 1129650, 1196100, 1355580, 1506200, 1594800, 1626696, 1694475, 1807440, 2033370, 2259300, 2392200, 2711160, 3012400, 3253392, 3388950, 4066740, 4518600, 4784400, 5083425, 5422320, 6777900, 8133480, 9037200, 10166850, 13555800, 16266960, 20333700, 27111600, 40667400, 81334800]

約数ペア:

[(1, 81334800), (2, 40667400), (3, 27111600), (4, 20333700), (5, 16266960), (6, 13555800), (8, 10166850), (9, 9037200), (10, 8133480), (12, 6777900), (15, 5422320), (16, 5083425), (17, 4784400), (18, 4518600), (20, 4066740), (24, 3388950), (25, 3253392), (27, 3012400), (30, 2711160), (34, 2392200), (36, 2259300), (40, 2033370), (45, 1807440), (48, 1694475), (50, 1626696), (51, 1594800), (54, 1506200), (60, 1355580), (68, 1196100), (72, 1129650), (75, 1084464), (80, 1016685), (85, 956880), (90, 903720), (100, 813348), (102, 797400), (108, 753100), (120, 677790), (135, 602480), (136, 598050), (144, 564825), (150, 542232), (153, 531600), (170, 478440), (180, 451860), (200, 406674), (204, 398700), (216, 376550), (225, 361488), (240, 338895), (255, 318960), (270, 301240), (272, 299025), (300, 271116), (306, 265800), (340, 239220), (360, 225930), (400, 203337), (408, 199350), (425, 191376), (432, 188275), (443, 183600), (450, 180744), (459, 177200), (510, 159480), (540, 150620), (600, 135558), (612, 132900), (675, 120496), (680, 119610), (720, 112965), (765, 106320), (816, 99675), (850, 95688), (886, 91800), (900, 90372), (918, 88600), (1020, 79740), (1080, 75310), (1200, 67779), (1224, 66450), (1275, 63792), (1329, 61200), (1350, 60248), (1360, 59805), (1530, 53160), (1700, 47844), (1772, 45900), (1800, 45186), (1836, 44300), (2040, 39870), (2160, 37655), (2215, 36720), (2295, 35440), (2448, 33225), (2550, 31896), (2658, 30600), (2700, 30124), (3060, 26580), (3400, 23922), (3544, 22950), (3600, 22593), (3672, 22150), (3825, 21264), (3987, 20400), (4080, 19935), (4430, 18360), (4590, 17720), (5100, 15948), (5316, 15300), (5400, 15062), (6120, 13290), (6645, 12240), (6800, 11961), (7088, 11475), (7344, 11075), (7531, 10800), (7650, 10632), (7974, 10200), (8860, 9180)]