90801240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 287400960

約数和(自身を除く): 196599720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 167, 184, 197, 230, 276, 334, 345, 394, 460, 501, 552, 591, 668, 690, 788, 835, 920, 985, 1002, 1182, 1336, 1380, 1576, 1670, 1970, 2004, 2364, 2505, 2760, 2955, 3340, 3841, 3940, 4008, 4531, 4728, 5010, 5910, 6680, 7682, 7880, 9062, 10020, 11523, 11820, 13593, 15364, 18124, 19205, 20040, 22655, 23046, 23640, 27186, 30728, 32899, 36248, 38410, 45310, 46092, 54372, 57615, 65798, 67965, 76820, 90620, 92184, 98697, 108744, 115230, 131596, 135930, 153640, 164495, 181240, 197394, 230460, 263192, 271860, 328990, 394788, 460920, 493485, 543720, 657980, 756677, 789576, 986970, 1315960, 1513354, 1973940, 2270031, 3026708, 3783385, 3947880, 4540062, 6053416, 7566770, 9080124, 11350155, 15133540, 18160248, 22700310, 30267080, 45400620, 90801240]

約数ペア:

[(1, 90801240), (2, 45400620), (3, 30267080), (4, 22700310), (5, 18160248), (6, 15133540), (8, 11350155), (10, 9080124), (12, 7566770), (15, 6053416), (20, 4540062), (23, 3947880), (24, 3783385), (30, 3026708), (40, 2270031), (46, 1973940), (60, 1513354), (69, 1315960), (92, 986970), (115, 789576), (120, 756677), (138, 657980), (167, 543720), (184, 493485), (197, 460920), (230, 394788), (276, 328990), (334, 271860), (345, 263192), (394, 230460), (460, 197394), (501, 181240), (552, 164495), (591, 153640), (668, 135930), (690, 131596), (788, 115230), (835, 108744), (920, 98697), (985, 92184), (1002, 90620), (1182, 76820), (1336, 67965), (1380, 65798), (1576, 57615), (1670, 54372), (1970, 46092), (2004, 45310), (2364, 38410), (2505, 36248), (2760, 32899), (2955, 30728), (3340, 27186), (3841, 23640), (3940, 23046), (4008, 22655), (4531, 20040), (4728, 19205), (5010, 18124), (5910, 15364), (6680, 13593), (7682, 11820), (7880, 11523), (9062, 10020)]