68345604

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:649

約数の個数: 72

約数和(自身を含む): 181621440

約数和(自身を除く): 113275836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 197, 207, 276, 394, 414, 419, 591, 788, 828, 838, 1182, 1257, 1676, 1773, 2364, 2514, 3546, 3771, 4531, 5028, 7092, 7542, 9062, 9637, 13593, 15084, 18124, 19274, 27186, 28911, 38548, 40779, 54372, 57822, 81558, 82543, 86733, 115644, 163116, 165086, 173466, 247629, 330172, 346932, 495258, 742887, 990516, 1485774, 1898489, 2971548, 3796978, 5695467, 7593956, 11390934, 17086401, 22781868, 34172802, 68345604]

約数ペア:

[(1, 68345604), (2, 34172802), (3, 22781868), (4, 17086401), (6, 11390934), (9, 7593956), (12, 5695467), (18, 3796978), (23, 2971548), (36, 1898489), (46, 1485774), (69, 990516), (92, 742887), (138, 495258), (197, 346932), (207, 330172), (276, 247629), (394, 173466), (414, 165086), (419, 163116), (591, 115644), (788, 86733), (828, 82543), (838, 81558), (1182, 57822), (1257, 54372), (1676, 40779), (1773, 38548), (2364, 28911), (2514, 27186), (3546, 19274), (3771, 18124), (4531, 15084), (5028, 13593), (7092, 9637), (7542, 9062)]