219033140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{1319}}^1$

素因数の和:1389

約数の個数: 72

約数和(自身を含む): 506943360

約数和(自身を除く): 287910220

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 361, 380, 437, 460, 722, 874, 1319, 1444, 1748, 1805, 2185, 2638, 3610, 4370, 5276, 6595, 7220, 8303, 8740, 13190, 16606, 25061, 26380, 30337, 33212, 41515, 50122, 60674, 83030, 100244, 121348, 125305, 151685, 166060, 250610, 303370, 476159, 501220, 576403, 606740, 952318, 1152806, 1904636, 2305612, 2380795, 2882015, 4761590, 5764030, 9523180, 10951657, 11528060, 21903314, 43806628, 54758285, 109516570, 219033140]

約数ペア:

[(1, 219033140), (2, 109516570), (4, 54758285), (5, 43806628), (10, 21903314), (19, 11528060), (20, 10951657), (23, 9523180), (38, 5764030), (46, 4761590), (76, 2882015), (92, 2380795), (95, 2305612), (115, 1904636), (190, 1152806), (230, 952318), (361, 606740), (380, 576403), (437, 501220), (460, 476159), (722, 303370), (874, 250610), (1319, 166060), (1444, 151685), (1748, 125305), (1805, 121348), (2185, 100244), (2638, 83030), (3610, 60674), (4370, 50122), (5276, 41515), (6595, 33212), (7220, 30337), (8303, 26380), (8740, 25061), (13190, 16606)]