74721456

素因数分解:

$2^4\times 3^2\times {\mathrm{263}}^1\times {\mathrm{1973}}^1$

素因数の和:2250

約数の個数: 60

約数和(自身を含む): 210017808

約数和(自身を除く): 135296352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 263, 526, 789, 1052, 1578, 1973, 2104, 2367, 3156, 3946, 4208, 4734, 5919, 6312, 7892, 9468, 11838, 12624, 15784, 17757, 18936, 23676, 31568, 35514, 37872, 47352, 71028, 94704, 142056, 284112, 518899, 1037798, 1556697, 2075596, 3113394, 4151192, 4670091, 6226788, 8302384, 9340182, 12453576, 18680364, 24907152, 37360728, 74721456]

約数ペア:

[(1, 74721456), (2, 37360728), (3, 24907152), (4, 18680364), (6, 12453576), (8, 9340182), (9, 8302384), (12, 6226788), (16, 4670091), (18, 4151192), (24, 3113394), (36, 2075596), (48, 1556697), (72, 1037798), (144, 518899), (263, 284112), (526, 142056), (789, 94704), (1052, 71028), (1578, 47352), (1973, 37872), (2104, 35514), (2367, 31568), (3156, 23676), (3946, 18936), (4208, 17757), (4734, 15784), (5919, 12624), (6312, 11838), (7892, 9468)]