128477360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1759}}^1$

素因数の和:1866

約数の個数: 80

約数和(自身を含む): 329978880

約数和(自身を除く): 201501520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 166, 176, 220, 332, 415, 440, 664, 830, 880, 913, 1328, 1660, 1759, 1826, 3320, 3518, 3652, 4565, 6640, 7036, 7304, 8795, 9130, 14072, 14608, 17590, 18260, 19349, 28144, 35180, 36520, 38698, 70360, 73040, 77396, 96745, 140720, 145997, 154792, 193490, 291994, 309584, 386980, 583988, 729985, 773960, 1167976, 1459970, 1547920, 1605967, 2335952, 2919940, 3211934, 5839880, 6423868, 8029835, 11679760, 12847736, 16059670, 25695472, 32119340, 64238680, 128477360]

約数ペア:

[(1, 128477360), (2, 64238680), (4, 32119340), (5, 25695472), (8, 16059670), (10, 12847736), (11, 11679760), (16, 8029835), (20, 6423868), (22, 5839880), (40, 3211934), (44, 2919940), (55, 2335952), (80, 1605967), (83, 1547920), (88, 1459970), (110, 1167976), (166, 773960), (176, 729985), (220, 583988), (332, 386980), (415, 309584), (440, 291994), (664, 193490), (830, 154792), (880, 145997), (913, 140720), (1328, 96745), (1660, 77396), (1759, 73040), (1826, 70360), (3320, 38698), (3518, 36520), (3652, 35180), (4565, 28144), (6640, 19349), (7036, 18260), (7304, 17590), (8795, 14608), (9130, 14072)]