388891776

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:427

約数の個数: 256

約数和(自身を含む): 1316044800

約数和(自身を除く): 927153024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 32, 39, 42, 48, 52, 56, 62, 64, 78, 84, 91, 93, 96, 104, 112, 124, 128, 156, 168, 182, 186, 192, 208, 217, 224, 248, 273, 312, 336, 359, 364, 372, 384, 403, 416, 434, 448, 496, 546, 624, 651, 672, 718, 728, 744, 806, 832, 868, 896, 992, 1077, 1092, 1209, 1248, 1302, 1344, 1436, 1456, 1488, 1612, 1664, 1736, 1984, 2154, 2184, 2418, 2496, 2513, 2604, 2688, 2821, 2872, 2912, 2976, 3224, 3472, 3968, 4308, 4368, 4667, 4836, 4992, 5026, 5208, 5642, 5744, 5824, 5952, 6448, 6944, 7539, 8463, 8616, 8736, 9334, 9672, 10052, 10416, 11129, 11284, 11488, 11648, 11904, 12896, 13888, 14001, 15078, 16926, 17232, 17472, 18668, 19344, 20104, 20832, 22258, 22568, 22976, 25792, 27776, 28002, 30156, 32669, 33387, 33852, 34464, 34944, 37336, 38688, 40208, 41664, 44516, 45136, 45952, 51584, 56004, 60312, 65338, 66774, 67704, 68928, 74672, 77376, 77903, 80416, 83328, 89032, 90272, 98007, 112008, 120624, 130676, 133548, 135408, 137856, 144677, 149344, 154752, 155806, 160832, 178064, 180544, 196014, 224016, 233709, 241248, 261352, 267096, 270816, 289354, 298688, 311612, 321664, 356128, 361088, 392028, 434031, 448032, 467418, 482496, 522704, 534192, 541632, 578708, 597376, 623224, 712256, 784056, 868062, 896064, 934836, 964992, 1012739, 1045408, 1068384, 1083264, 1157416, 1246448, 1424512, 1568112, 1736124, 1792128, 1869672, 2025478, 2090816, 2136768, 2314832, 2492896, 3038217, 3136224, 3472248, 3739344, 4050956, 4181632, 4273536, 4629664, 4985792, 6076434, 6272448, 6944496, 7478688, 8101912, 9259328, 9971584, 12152868, 12544896, 13888992, 14957376, 16203824, 18518656, 24305736, 27777984, 29914752, 32407648, 48611472, 55555968, 64815296, 97222944, 129630592, 194445888, 388891776]

約数ペア:

[(1, 388891776), (2, 194445888), (3, 129630592), (4, 97222944), (6, 64815296), (7, 55555968), (8, 48611472), (12, 32407648), (13, 29914752), (14, 27777984), (16, 24305736), (21, 18518656), (24, 16203824), (26, 14957376), (28, 13888992), (31, 12544896), (32, 12152868), (39, 9971584), (42, 9259328), (48, 8101912), (52, 7478688), (56, 6944496), (62, 6272448), (64, 6076434), (78, 4985792), (84, 4629664), (91, 4273536), (93, 4181632), (96, 4050956), (104, 3739344), (112, 3472248), (124, 3136224), (128, 3038217), (156, 2492896), (168, 2314832), (182, 2136768), (186, 2090816), (192, 2025478), (208, 1869672), (217, 1792128), (224, 1736124), (248, 1568112), (273, 1424512), (312, 1246448), (336, 1157416), (359, 1083264), (364, 1068384), (372, 1045408), (384, 1012739), (403, 964992), (416, 934836), (434, 896064), (448, 868062), (496, 784056), (546, 712256), (624, 623224), (651, 597376), (672, 578708), (718, 541632), (728, 534192), (744, 522704), (806, 482496), (832, 467418), (868, 448032), (896, 434031), (992, 392028), (1077, 361088), (1092, 356128), (1209, 321664), (1248, 311612), (1302, 298688), (1344, 289354), (1436, 270816), (1456, 267096), (1488, 261352), (1612, 241248), (1664, 233709), (1736, 224016), (1984, 196014), (2154, 180544), (2184, 178064), (2418, 160832), (2496, 155806), (2513, 154752), (2604, 149344), (2688, 144677), (2821, 137856), (2872, 135408), (2912, 133548), (2976, 130676), (3224, 120624), (3472, 112008), (3968, 98007), (4308, 90272), (4368, 89032), (4667, 83328), (4836, 80416), (4992, 77903), (5026, 77376), (5208, 74672), (5642, 68928), (5744, 67704), (5824, 66774), (5952, 65338), (6448, 60312), (6944, 56004), (7539, 51584), (8463, 45952), (8616, 45136), (8736, 44516), (9334, 41664), (9672, 40208), (10052, 38688), (10416, 37336), (11129, 34944), (11284, 34464), (11488, 33852), (11648, 33387), (11904, 32669), (12896, 30156), (13888, 28002), (14001, 27776), (15078, 25792), (16926, 22976), (17232, 22568), (17472, 22258), (18668, 20832), (19344, 20104)]