820846656

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{859}}^1$

素因数の和:966

約数の個数: 224

約数和(自身を含む): 2796032000

約数和(自身を除く): 1975185344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 79, 84, 96, 108, 112, 126, 144, 158, 168, 189, 192, 216, 224, 237, 252, 288, 316, 336, 378, 432, 448, 474, 504, 553, 576, 632, 672, 711, 756, 859, 864, 948, 1008, 1106, 1264, 1344, 1422, 1512, 1659, 1718, 1728, 1896, 2016, 2133, 2212, 2528, 2577, 2844, 3024, 3318, 3436, 3792, 4032, 4266, 4424, 4977, 5056, 5154, 5688, 6013, 6048, 6636, 6872, 7584, 7731, 8532, 8848, 9954, 10308, 11376, 12026, 12096, 13272, 13744, 14931, 15168, 15462, 17064, 17696, 18039, 19908, 20616, 22752, 23193, 24052, 26544, 27488, 29862, 30924, 34128, 35392, 36078, 39816, 41232, 45504, 46386, 48104, 53088, 54117, 54976, 59724, 61848, 67861, 68256, 72156, 79632, 82464, 92772, 96208, 106176, 108234, 119448, 123696, 135722, 136512, 144312, 159264, 162351, 164928, 185544, 192416, 203583, 216468, 238896, 247392, 271444, 288624, 318528, 324702, 371088, 384832, 407166, 432936, 475027, 477792, 494784, 542888, 577248, 610749, 649404, 742176, 814332, 865872, 950054, 955584, 1085776, 1154496, 1221498, 1298808, 1425081, 1484352, 1628664, 1731744, 1832247, 1900108, 2171552, 2442996, 2597616, 2850162, 3257328, 3463488, 3664494, 3800216, 4275243, 4343104, 4885992, 5195232, 5700324, 6514656, 7328988, 7600432, 8550486, 9771984, 10390464, 11400648, 12825729, 13029312, 14657976, 15200864, 17100972, 19543968, 22801296, 25651458, 29315952, 30401728, 34201944, 39087936, 45602592, 51302916, 58631904, 68403888, 91205184, 102605832, 117263808, 136807776, 205211664, 273615552, 410423328, 820846656]

約数ペア:

[(1, 820846656), (2, 410423328), (3, 273615552), (4, 205211664), (6, 136807776), (7, 117263808), (8, 102605832), (9, 91205184), (12, 68403888), (14, 58631904), (16, 51302916), (18, 45602592), (21, 39087936), (24, 34201944), (27, 30401728), (28, 29315952), (32, 25651458), (36, 22801296), (42, 19543968), (48, 17100972), (54, 15200864), (56, 14657976), (63, 13029312), (64, 12825729), (72, 11400648), (79, 10390464), (84, 9771984), (96, 8550486), (108, 7600432), (112, 7328988), (126, 6514656), (144, 5700324), (158, 5195232), (168, 4885992), (189, 4343104), (192, 4275243), (216, 3800216), (224, 3664494), (237, 3463488), (252, 3257328), (288, 2850162), (316, 2597616), (336, 2442996), (378, 2171552), (432, 1900108), (448, 1832247), (474, 1731744), (504, 1628664), (553, 1484352), (576, 1425081), (632, 1298808), (672, 1221498), (711, 1154496), (756, 1085776), (859, 955584), (864, 950054), (948, 865872), (1008, 814332), (1106, 742176), (1264, 649404), (1344, 610749), (1422, 577248), (1512, 542888), (1659, 494784), (1718, 477792), (1728, 475027), (1896, 432936), (2016, 407166), (2133, 384832), (2212, 371088), (2528, 324702), (2577, 318528), (2844, 288624), (3024, 271444), (3318, 247392), (3436, 238896), (3792, 216468), (4032, 203583), (4266, 192416), (4424, 185544), (4977, 164928), (5056, 162351), (5154, 159264), (5688, 144312), (6013, 136512), (6048, 135722), (6636, 123696), (6872, 119448), (7584, 108234), (7731, 106176), (8532, 96208), (8848, 92772), (9954, 82464), (10308, 79632), (11376, 72156), (12026, 68256), (12096, 67861), (13272, 61848), (13744, 59724), (14931, 54976), (15168, 54117), (15462, 53088), (17064, 48104), (17696, 46386), (18039, 45504), (19908, 41232), (20616, 39816), (22752, 36078), (23193, 35392), (24052, 34128), (26544, 30924), (27488, 29862)]