20090721312

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:648

約数の個数: 288

約数和(自身を含む): 61892812800

約数和(自身を除く): 41802091488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 79, 96, 102, 127, 136, 144, 153, 158, 204, 237, 254, 272, 288, 306, 316, 381, 408, 409, 474, 508, 544, 612, 632, 711, 762, 816, 818, 948, 1016, 1143, 1224, 1227, 1264, 1343, 1422, 1524, 1632, 1636, 1896, 2032, 2159, 2286, 2448, 2454, 2528, 2686, 2844, 3048, 3272, 3681, 3792, 4029, 4064, 4318, 4572, 4896, 4908, 5372, 5688, 6096, 6477, 6544, 6953, 7362, 7584, 8058, 8636, 9144, 9816, 10033, 10744, 11376, 12087, 12192, 12954, 13088, 13906, 14724, 16116, 17272, 18288, 19431, 19632, 20066, 20859, 21488, 22752, 24174, 25908, 27812, 29448, 30099, 32232, 32311, 34544, 36576, 38862, 39264, 40132, 41718, 42976, 48348, 51816, 51943, 55624, 58896, 60198, 62577, 64464, 64622, 69088, 77724, 80264, 83436, 90297, 96696, 96933, 103632, 103886, 111248, 117792, 120396, 125154, 128928, 129244, 155448, 155829, 160528, 166872, 170561, 180594, 193392, 193866, 207264, 207772, 222496, 240792, 250308, 258488, 290799, 310896, 311658, 321056, 333744, 341122, 361188, 386784, 387732, 415544, 467487, 481584, 500616, 511683, 516976, 549287, 581598, 621792, 623316, 667488, 682244, 722376, 775464, 831088, 883031, 934974, 963168, 1001232, 1023366, 1033952, 1098574, 1163196, 1246632, 1364488, 1444752, 1535049, 1550928, 1647861, 1662176, 1766062, 1869948, 2002464, 2046732, 2197148, 2326392, 2493264, 2649093, 2728976, 2889504, 3070098, 3101856, 3295722, 3532124, 3739896, 4093464, 4103497, 4394296, 4652784, 4943583, 4986528, 5298186, 5457952, 6140196, 6591444, 7064248, 7479792, 7947279, 8186928, 8206994, 8788592, 9305568, 9887166, 10596372, 12280392, 12310491, 13182888, 14128496, 14959584, 15894558, 16373856, 16413988, 17577184, 19774332, 21192744, 24560784, 24620982, 26365776, 28256992, 31789116, 32827976, 36931473, 39548664, 42385488, 49121568, 49241964, 52731552, 63578232, 65655952, 69759449, 73862946, 79097328, 84770976, 98483928, 127156464, 131311904, 139518898, 147725892, 158194656, 196967856, 209278347, 254312928, 279037796, 295451784, 393935712, 418556694, 558075592, 590903568, 627835041, 837113388, 1116151184, 1181807136, 1255670082, 1674226776, 2232302368, 2511340164, 3348453552, 5022680328, 6696907104, 10045360656, 20090721312]

約数ペア:

[(1, 20090721312), (2, 10045360656), (3, 6696907104), (4, 5022680328), (6, 3348453552), (8, 2511340164), (9, 2232302368), (12, 1674226776), (16, 1255670082), (17, 1181807136), (18, 1116151184), (24, 837113388), (32, 627835041), (34, 590903568), (36, 558075592), (48, 418556694), (51, 393935712), (68, 295451784), (72, 279037796), (79, 254312928), (96, 209278347), (102, 196967856), (127, 158194656), (136, 147725892), (144, 139518898), (153, 131311904), (158, 127156464), (204, 98483928), (237, 84770976), (254, 79097328), (272, 73862946), (288, 69759449), (306, 65655952), (316, 63578232), (381, 52731552), (408, 49241964), (409, 49121568), (474, 42385488), (508, 39548664), (544, 36931473), (612, 32827976), (632, 31789116), (711, 28256992), (762, 26365776), (816, 24620982), (818, 24560784), (948, 21192744), (1016, 19774332), (1143, 17577184), (1224, 16413988), (1227, 16373856), (1264, 15894558), (1343, 14959584), (1422, 14128496), (1524, 13182888), (1632, 12310491), (1636, 12280392), (1896, 10596372), (2032, 9887166), (2159, 9305568), (2286, 8788592), (2448, 8206994), (2454, 8186928), (2528, 7947279), (2686, 7479792), (2844, 7064248), (3048, 6591444), (3272, 6140196), (3681, 5457952), (3792, 5298186), (4029, 4986528), (4064, 4943583), (4318, 4652784), (4572, 4394296), (4896, 4103497), (4908, 4093464), (5372, 3739896), (5688, 3532124), (6096, 3295722), (6477, 3101856), (6544, 3070098), (6953, 2889504), (7362, 2728976), (7584, 2649093), (8058, 2493264), (8636, 2326392), (9144, 2197148), (9816, 2046732), (10033, 2002464), (10744, 1869948), (11376, 1766062), (12087, 1662176), (12192, 1647861), (12954, 1550928), (13088, 1535049), (13906, 1444752), (14724, 1364488), (16116, 1246632), (17272, 1163196), (18288, 1098574), (19431, 1033952), (19632, 1023366), (20066, 1001232), (20859, 963168), (21488, 934974), (22752, 883031), (24174, 831088), (25908, 775464), (27812, 722376), (29448, 682244), (30099, 667488), (32232, 623316), (32311, 621792), (34544, 581598), (36576, 549287), (38862, 516976), (39264, 511683), (40132, 500616), (41718, 481584), (42976, 467487), (48348, 415544), (51816, 387732), (51943, 386784), (55624, 361188), (58896, 341122), (60198, 333744), (62577, 321056), (64464, 311658), (64622, 310896), (69088, 290799), (77724, 258488), (80264, 250308), (83436, 240792), (90297, 222496), (96696, 207772), (96933, 207264), (103632, 193866), (103886, 193392), (111248, 180594), (117792, 170561), (120396, 166872), (125154, 160528), (128928, 155829), (129244, 155448)]