81107712

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:183

約数の個数: 216

約数和(自身を含む): 275498496

約数和(自身を除く): 194390784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 47, 48, 56, 63, 64, 72, 84, 94, 96, 107, 112, 126, 128, 141, 144, 168, 188, 192, 214, 224, 252, 256, 282, 288, 321, 329, 336, 376, 384, 423, 428, 448, 504, 564, 576, 642, 658, 672, 749, 752, 768, 846, 856, 896, 963, 987, 1008, 1128, 1152, 1284, 1316, 1344, 1498, 1504, 1692, 1712, 1792, 1926, 1974, 2016, 2247, 2256, 2304, 2568, 2632, 2688, 2961, 2996, 3008, 3384, 3424, 3852, 3948, 4032, 4494, 4512, 5029, 5136, 5264, 5376, 5922, 5992, 6016, 6741, 6768, 6848, 7704, 7896, 8064, 8988, 9024, 10058, 10272, 10528, 11844, 11984, 12032, 13482, 13536, 13696, 15087, 15408, 15792, 16128, 17976, 18048, 20116, 20544, 21056, 23688, 23968, 26964, 27072, 27392, 30174, 30816, 31584, 35203, 35952, 36096, 40232, 41088, 42112, 45261, 47376, 47936, 53928, 54144, 60348, 61632, 63168, 70406, 71904, 80464, 82176, 84224, 90522, 94752, 95872, 105609, 107856, 108288, 120696, 123264, 126336, 140812, 143808, 160928, 181044, 189504, 191744, 211218, 215712, 241392, 246528, 252672, 281624, 287616, 316827, 321856, 362088, 379008, 422436, 431424, 482784, 563248, 575232, 633654, 643712, 724176, 758016, 844872, 862848, 965568, 1126496, 1267308, 1287424, 1448352, 1689744, 1725696, 1931136, 2252992, 2534616, 2896704, 3379488, 3862272, 4505984, 5069232, 5793408, 6758976, 9011968, 10138464, 11586816, 13517952, 20276928, 27035904, 40553856, 81107712]

約数ペア:

[(1, 81107712), (2, 40553856), (3, 27035904), (4, 20276928), (6, 13517952), (7, 11586816), (8, 10138464), (9, 9011968), (12, 6758976), (14, 5793408), (16, 5069232), (18, 4505984), (21, 3862272), (24, 3379488), (28, 2896704), (32, 2534616), (36, 2252992), (42, 1931136), (47, 1725696), (48, 1689744), (56, 1448352), (63, 1287424), (64, 1267308), (72, 1126496), (84, 965568), (94, 862848), (96, 844872), (107, 758016), (112, 724176), (126, 643712), (128, 633654), (141, 575232), (144, 563248), (168, 482784), (188, 431424), (192, 422436), (214, 379008), (224, 362088), (252, 321856), (256, 316827), (282, 287616), (288, 281624), (321, 252672), (329, 246528), (336, 241392), (376, 215712), (384, 211218), (423, 191744), (428, 189504), (448, 181044), (504, 160928), (564, 143808), (576, 140812), (642, 126336), (658, 123264), (672, 120696), (749, 108288), (752, 107856), (768, 105609), (846, 95872), (856, 94752), (896, 90522), (963, 84224), (987, 82176), (1008, 80464), (1128, 71904), (1152, 70406), (1284, 63168), (1316, 61632), (1344, 60348), (1498, 54144), (1504, 53928), (1692, 47936), (1712, 47376), (1792, 45261), (1926, 42112), (1974, 41088), (2016, 40232), (2247, 36096), (2256, 35952), (2304, 35203), (2568, 31584), (2632, 30816), (2688, 30174), (2961, 27392), (2996, 27072), (3008, 26964), (3384, 23968), (3424, 23688), (3852, 21056), (3948, 20544), (4032, 20116), (4494, 18048), (4512, 17976), (5029, 16128), (5136, 15792), (5264, 15408), (5376, 15087), (5922, 13696), (5992, 13536), (6016, 13482), (6741, 12032), (6768, 11984), (6848, 11844), (7704, 10528), (7896, 10272), (8064, 10058), (8988, 9024)]