77280528

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 216263936

約数和(自身を除く): 138983408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 271, 312, 457, 542, 624, 813, 914, 1084, 1371, 1626, 1828, 2168, 2742, 3252, 3523, 3656, 4336, 5484, 5941, 6504, 7046, 7312, 10569, 10968, 11882, 13008, 14092, 17823, 21138, 21936, 23764, 28184, 35646, 42276, 47528, 56368, 71292, 84552, 95056, 123847, 142584, 169104, 247694, 285168, 371541, 495388, 743082, 990776, 1486164, 1610011, 1981552, 2972328, 3220022, 4830033, 5944656, 6440044, 9660066, 12880088, 19320132, 25760176, 38640264, 77280528]

約数ペア:

[(1, 77280528), (2, 38640264), (3, 25760176), (4, 19320132), (6, 12880088), (8, 9660066), (12, 6440044), (13, 5944656), (16, 4830033), (24, 3220022), (26, 2972328), (39, 1981552), (48, 1610011), (52, 1486164), (78, 990776), (104, 743082), (156, 495388), (208, 371541), (271, 285168), (312, 247694), (457, 169104), (542, 142584), (624, 123847), (813, 95056), (914, 84552), (1084, 71292), (1371, 56368), (1626, 47528), (1828, 42276), (2168, 35646), (2742, 28184), (3252, 23764), (3523, 21936), (3656, 21138), (4336, 17823), (5484, 14092), (5941, 13008), (6504, 11882), (7046, 10968), (7312, 10569)]