81127872

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:400

約数の個数: 224

約数和(自身を含む): 287731200

約数和(自身を除く): 206603328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 64, 72, 76, 84, 96, 108, 112, 114, 126, 133, 144, 152, 168, 171, 189, 192, 216, 224, 228, 252, 266, 288, 304, 336, 342, 353, 378, 399, 432, 448, 456, 504, 513, 532, 576, 608, 672, 684, 706, 756, 798, 864, 912, 1008, 1026, 1059, 1064, 1197, 1216, 1344, 1368, 1412, 1512, 1596, 1728, 1824, 2016, 2052, 2118, 2128, 2394, 2471, 2736, 2824, 3024, 3177, 3192, 3591, 3648, 4032, 4104, 4236, 4256, 4788, 4942, 5472, 5648, 6048, 6354, 6384, 6707, 7182, 7413, 8208, 8472, 8512, 9531, 9576, 9884, 10944, 11296, 12096, 12708, 12768, 13414, 14364, 14826, 16416, 16944, 19062, 19152, 19768, 20121, 22239, 22592, 25416, 25536, 26828, 28728, 29652, 32832, 33888, 38124, 38304, 39536, 40242, 44478, 46949, 50832, 53656, 57456, 59304, 60363, 66717, 67776, 76248, 76608, 79072, 80484, 88956, 93898, 101664, 107312, 114912, 118608, 120726, 133434, 140847, 152496, 158144, 160968, 177912, 181089, 187796, 203328, 214624, 229824, 237216, 241452, 266868, 281694, 304992, 321936, 355824, 362178, 375592, 422541, 429248, 474432, 482904, 533736, 563388, 609984, 643872, 711648, 724356, 751184, 845082, 965808, 1067472, 1126776, 1267623, 1287744, 1423296, 1448712, 1502368, 1690164, 1931616, 2134944, 2253552, 2535246, 2897424, 3004736, 3380328, 3863232, 4269888, 4507104, 5070492, 5794848, 6760656, 9014208, 10140984, 11589696, 13521312, 20281968, 27042624, 40563936, 81127872]

約数ペア:

[(1, 81127872), (2, 40563936), (3, 27042624), (4, 20281968), (6, 13521312), (7, 11589696), (8, 10140984), (9, 9014208), (12, 6760656), (14, 5794848), (16, 5070492), (18, 4507104), (19, 4269888), (21, 3863232), (24, 3380328), (27, 3004736), (28, 2897424), (32, 2535246), (36, 2253552), (38, 2134944), (42, 1931616), (48, 1690164), (54, 1502368), (56, 1448712), (57, 1423296), (63, 1287744), (64, 1267623), (72, 1126776), (76, 1067472), (84, 965808), (96, 845082), (108, 751184), (112, 724356), (114, 711648), (126, 643872), (133, 609984), (144, 563388), (152, 533736), (168, 482904), (171, 474432), (189, 429248), (192, 422541), (216, 375592), (224, 362178), (228, 355824), (252, 321936), (266, 304992), (288, 281694), (304, 266868), (336, 241452), (342, 237216), (353, 229824), (378, 214624), (399, 203328), (432, 187796), (448, 181089), (456, 177912), (504, 160968), (513, 158144), (532, 152496), (576, 140847), (608, 133434), (672, 120726), (684, 118608), (706, 114912), (756, 107312), (798, 101664), (864, 93898), (912, 88956), (1008, 80484), (1026, 79072), (1059, 76608), (1064, 76248), (1197, 67776), (1216, 66717), (1344, 60363), (1368, 59304), (1412, 57456), (1512, 53656), (1596, 50832), (1728, 46949), (1824, 44478), (2016, 40242), (2052, 39536), (2118, 38304), (2128, 38124), (2394, 33888), (2471, 32832), (2736, 29652), (2824, 28728), (3024, 26828), (3177, 25536), (3192, 25416), (3591, 22592), (3648, 22239), (4032, 20121), (4104, 19768), (4236, 19152), (4256, 19062), (4788, 16944), (4942, 16416), (5472, 14826), (5648, 14364), (6048, 13414), (6354, 12768), (6384, 12708), (6707, 12096), (7182, 11296), (7413, 10944), (8208, 9884), (8472, 9576), (8512, 9531)]