311616512

素因数分解:

$2^{10}\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:275

約数の個数: 88

約数和(自身を含む): 661459392

約数和(自身を除く): 349842880

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 101, 128, 131, 184, 202, 256, 262, 368, 404, 512, 524, 736, 808, 1024, 1048, 1472, 1616, 2096, 2323, 2944, 3013, 3232, 4192, 4646, 5888, 6026, 6464, 8384, 9292, 11776, 12052, 12928, 13231, 16768, 18584, 23552, 24104, 25856, 26462, 33536, 37168, 48208, 51712, 52924, 67072, 74336, 96416, 103424, 105848, 134144, 148672, 192832, 211696, 297344, 304313, 385664, 423392, 594688, 608626, 771328, 846784, 1189376, 1217252, 1542656, 1693568, 2378752, 2434504, 3085312, 3387136, 4869008, 6774272, 9738016, 13548544, 19476032, 38952064, 77904128, 155808256, 311616512]

約数ペア:

[(1, 311616512), (2, 155808256), (4, 77904128), (8, 38952064), (16, 19476032), (23, 13548544), (32, 9738016), (46, 6774272), (64, 4869008), (92, 3387136), (101, 3085312), (128, 2434504), (131, 2378752), (184, 1693568), (202, 1542656), (256, 1217252), (262, 1189376), (368, 846784), (404, 771328), (512, 608626), (524, 594688), (736, 423392), (808, 385664), (1024, 304313), (1048, 297344), (1472, 211696), (1616, 192832), (2096, 148672), (2323, 134144), (2944, 105848), (3013, 103424), (3232, 96416), (4192, 74336), (4646, 67072), (5888, 52924), (6026, 51712), (6464, 48208), (8384, 37168), (9292, 33536), (11776, 26462), (12052, 25856), (12928, 24104), (13231, 23552), (16768, 18584)]