256087152

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{463}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 753951744

約数和(自身を除く): 497864592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 167, 184, 207, 276, 334, 368, 414, 463, 501, 552, 668, 828, 926, 1002, 1104, 1336, 1389, 1503, 1656, 1852, 2004, 2672, 2778, 3006, 3312, 3704, 3841, 4008, 4167, 5556, 6012, 7408, 7682, 8016, 8334, 10649, 11112, 11523, 12024, 15364, 16668, 21298, 22224, 23046, 24048, 30728, 31947, 33336, 34569, 42596, 46092, 61456, 63894, 66672, 69138, 77321, 85192, 92184, 95841, 127788, 138276, 154642, 170384, 184368, 191682, 231963, 255576, 276552, 309284, 383364, 463926, 511152, 553104, 618568, 695889, 766728, 927852, 1237136, 1391778, 1533456, 1778383, 1855704, 2783556, 3556766, 3711408, 5335149, 5567112, 7113532, 10670298, 11134224, 14227064, 16005447, 21340596, 28454128, 32010894, 42681192, 64021788, 85362384, 128043576, 256087152]

約数ペア:

[(1, 256087152), (2, 128043576), (3, 85362384), (4, 64021788), (6, 42681192), (8, 32010894), (9, 28454128), (12, 21340596), (16, 16005447), (18, 14227064), (23, 11134224), (24, 10670298), (36, 7113532), (46, 5567112), (48, 5335149), (69, 3711408), (72, 3556766), (92, 2783556), (138, 1855704), (144, 1778383), (167, 1533456), (184, 1391778), (207, 1237136), (276, 927852), (334, 766728), (368, 695889), (414, 618568), (463, 553104), (501, 511152), (552, 463926), (668, 383364), (828, 309284), (926, 276552), (1002, 255576), (1104, 231963), (1336, 191682), (1389, 184368), (1503, 170384), (1656, 154642), (1852, 138276), (2004, 127788), (2672, 95841), (2778, 92184), (3006, 85192), (3312, 77321), (3704, 69138), (3841, 66672), (4008, 63894), (4167, 61456), (5556, 46092), (6012, 42596), (7408, 34569), (7682, 33336), (8016, 31947), (8334, 30728), (10649, 24048), (11112, 23046), (11523, 22224), (12024, 21298), (15364, 16668)]