420638208

素因数分解:

$2^9\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:308

約数の個数: 160

約数和(自身を含む): 1206485280

約数和(自身を除く): 785847072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 89, 96, 102, 128, 136, 178, 181, 192, 204, 256, 267, 272, 356, 362, 384, 408, 512, 534, 543, 544, 712, 724, 768, 816, 1068, 1086, 1088, 1424, 1448, 1513, 1536, 1632, 2136, 2172, 2176, 2848, 2896, 3026, 3077, 3264, 4272, 4344, 4352, 4539, 5696, 5792, 6052, 6154, 6528, 8544, 8688, 8704, 9078, 9231, 11392, 11584, 12104, 12308, 13056, 16109, 17088, 17376, 18156, 18462, 22784, 23168, 24208, 24616, 26112, 32218, 34176, 34752, 36312, 36924, 45568, 46336, 48327, 48416, 49232, 64436, 68352, 69504, 72624, 73848, 92672, 96654, 96832, 98464, 128872, 136704, 139008, 145248, 147696, 193308, 193664, 196928, 257744, 273853, 278016, 290496, 295392, 386616, 387328, 393856, 515488, 547706, 580992, 590784, 773232, 774656, 787712, 821559, 1030976, 1095412, 1161984, 1181568, 1546464, 1575424, 1643118, 2061952, 2190824, 2323968, 2363136, 3092928, 3286236, 4123904, 4381648, 4726272, 6185856, 6572472, 8247808, 8763296, 12371712, 13144944, 17526592, 24743424, 26289888, 35053184, 52579776, 70106368, 105159552, 140212736, 210319104, 420638208]

約数ペア:

[(1, 420638208), (2, 210319104), (3, 140212736), (4, 105159552), (6, 70106368), (8, 52579776), (12, 35053184), (16, 26289888), (17, 24743424), (24, 17526592), (32, 13144944), (34, 12371712), (48, 8763296), (51, 8247808), (64, 6572472), (68, 6185856), (89, 4726272), (96, 4381648), (102, 4123904), (128, 3286236), (136, 3092928), (178, 2363136), (181, 2323968), (192, 2190824), (204, 2061952), (256, 1643118), (267, 1575424), (272, 1546464), (356, 1181568), (362, 1161984), (384, 1095412), (408, 1030976), (512, 821559), (534, 787712), (543, 774656), (544, 773232), (712, 590784), (724, 580992), (768, 547706), (816, 515488), (1068, 393856), (1086, 387328), (1088, 386616), (1424, 295392), (1448, 290496), (1513, 278016), (1536, 273853), (1632, 257744), (2136, 196928), (2172, 193664), (2176, 193308), (2848, 147696), (2896, 145248), (3026, 139008), (3077, 136704), (3264, 128872), (4272, 98464), (4344, 96832), (4352, 96654), (4539, 92672), (5696, 73848), (5792, 72624), (6052, 69504), (6154, 68352), (6528, 64436), (8544, 49232), (8688, 48416), (8704, 48327), (9078, 46336), (9231, 45568), (11392, 36924), (11584, 36312), (12104, 34752), (12308, 34176), (13056, 32218), (16109, 26112), (17088, 24616), (17376, 24208), (18156, 23168), (18462, 22784)]