145321728

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 425806080

約数和(自身を除く): 280484352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 32, 38, 46, 48, 57, 64, 69, 76, 92, 96, 114, 128, 138, 152, 184, 192, 228, 256, 276, 304, 368, 384, 433, 437, 456, 552, 608, 736, 768, 866, 874, 912, 1104, 1216, 1299, 1311, 1472, 1732, 1748, 1824, 2208, 2432, 2598, 2622, 2944, 3464, 3496, 3648, 4416, 4864, 5196, 5244, 5888, 6928, 6992, 7296, 8227, 8832, 9959, 10392, 10488, 13856, 13984, 14592, 16454, 17664, 19918, 20784, 20976, 24681, 27712, 27968, 29877, 32908, 39836, 41568, 41952, 49362, 55424, 55936, 59754, 65816, 79672, 83136, 83904, 98724, 110848, 111872, 119508, 131632, 159344, 166272, 167808, 189221, 197448, 239016, 263264, 318688, 332544, 335616, 378442, 394896, 478032, 526528, 567663, 637376, 756884, 789792, 956064, 1053056, 1135326, 1274752, 1513768, 1579584, 1912128, 2106112, 2270652, 2549504, 3027536, 3159168, 3824256, 4541304, 6055072, 6318336, 7648512, 9082608, 12110144, 18165216, 24220288, 36330432, 48440576, 72660864, 145321728]

約数ペア:

[(1, 145321728), (2, 72660864), (3, 48440576), (4, 36330432), (6, 24220288), (8, 18165216), (12, 12110144), (16, 9082608), (19, 7648512), (23, 6318336), (24, 6055072), (32, 4541304), (38, 3824256), (46, 3159168), (48, 3027536), (57, 2549504), (64, 2270652), (69, 2106112), (76, 1912128), (92, 1579584), (96, 1513768), (114, 1274752), (128, 1135326), (138, 1053056), (152, 956064), (184, 789792), (192, 756884), (228, 637376), (256, 567663), (276, 526528), (304, 478032), (368, 394896), (384, 378442), (433, 335616), (437, 332544), (456, 318688), (552, 263264), (608, 239016), (736, 197448), (768, 189221), (866, 167808), (874, 166272), (912, 159344), (1104, 131632), (1216, 119508), (1299, 111872), (1311, 110848), (1472, 98724), (1732, 83904), (1748, 83136), (1824, 79672), (2208, 65816), (2432, 59754), (2598, 55936), (2622, 55424), (2944, 49362), (3464, 41952), (3496, 41568), (3648, 39836), (4416, 32908), (4864, 29877), (5196, 27968), (5244, 27712), (5888, 24681), (6928, 20976), (6992, 20784), (7296, 19918), (8227, 17664), (8832, 16454), (9959, 14592), (10392, 13984), (10488, 13856)]