128706816

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 397353600

約数和(自身を除く): 268646784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 89, 96, 112, 128, 168, 178, 192, 224, 256, 267, 269, 336, 356, 384, 448, 534, 538, 623, 672, 712, 768, 807, 896, 1068, 1076, 1246, 1344, 1424, 1614, 1792, 1869, 1883, 2136, 2152, 2492, 2688, 2848, 3228, 3738, 3766, 4272, 4304, 4984, 5376, 5649, 5696, 6456, 7476, 7532, 8544, 8608, 9968, 11298, 11392, 12912, 14952, 15064, 17088, 17216, 19936, 22596, 22784, 23941, 25824, 29904, 30128, 34176, 34432, 39872, 45192, 47882, 51648, 59808, 60256, 68352, 68864, 71823, 79744, 90384, 95764, 103296, 119616, 120512, 143646, 159488, 167587, 180768, 191528, 206592, 239232, 241024, 287292, 335174, 361536, 383056, 478464, 482048, 502761, 574584, 670348, 723072, 766112, 1005522, 1149168, 1340696, 1446144, 1532224, 2011044, 2298336, 2681392, 3064448, 4022088, 4596672, 5362784, 6128896, 8044176, 9193344, 10725568, 16088352, 18386688, 21451136, 32176704, 42902272, 64353408, 128706816]

約数ペア:

[(1, 128706816), (2, 64353408), (3, 42902272), (4, 32176704), (6, 21451136), (7, 18386688), (8, 16088352), (12, 10725568), (14, 9193344), (16, 8044176), (21, 6128896), (24, 5362784), (28, 4596672), (32, 4022088), (42, 3064448), (48, 2681392), (56, 2298336), (64, 2011044), (84, 1532224), (89, 1446144), (96, 1340696), (112, 1149168), (128, 1005522), (168, 766112), (178, 723072), (192, 670348), (224, 574584), (256, 502761), (267, 482048), (269, 478464), (336, 383056), (356, 361536), (384, 335174), (448, 287292), (534, 241024), (538, 239232), (623, 206592), (672, 191528), (712, 180768), (768, 167587), (807, 159488), (896, 143646), (1068, 120512), (1076, 119616), (1246, 103296), (1344, 95764), (1424, 90384), (1614, 79744), (1792, 71823), (1869, 68864), (1883, 68352), (2136, 60256), (2152, 59808), (2492, 51648), (2688, 47882), (2848, 45192), (3228, 39872), (3738, 34432), (3766, 34176), (4272, 30128), (4304, 29904), (4984, 25824), (5376, 23941), (5649, 22784), (5696, 22596), (6456, 19936), (7476, 17216), (7532, 17088), (8544, 15064), (8608, 14952), (9968, 12912), (11298, 11392)]