205358220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2903}}^1$

素因数の和:3052

約数の個数: 96

約数和(自身を含む): 643991040

約数和(自身を除く): 438632820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 131, 135, 180, 262, 270, 393, 524, 540, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 2903, 3537, 3930, 4716, 5806, 5895, 7074, 7860, 8709, 11612, 11790, 14148, 14515, 17418, 17685, 23580, 26127, 29030, 34836, 35370, 43545, 52254, 58060, 70740, 78381, 87090, 104508, 130635, 156762, 174180, 261270, 313524, 380293, 391905, 522540, 760586, 783810, 1140879, 1521172, 1567620, 1901465, 2281758, 3422637, 3802930, 4563516, 5704395, 6845274, 7605860, 10267911, 11408790, 13690548, 17113185, 20535822, 22817580, 34226370, 41071644, 51339555, 68452740, 102679110, 205358220]

約数ペア:

[(1, 205358220), (2, 102679110), (3, 68452740), (4, 51339555), (5, 41071644), (6, 34226370), (9, 22817580), (10, 20535822), (12, 17113185), (15, 13690548), (18, 11408790), (20, 10267911), (27, 7605860), (30, 6845274), (36, 5704395), (45, 4563516), (54, 3802930), (60, 3422637), (90, 2281758), (108, 1901465), (131, 1567620), (135, 1521172), (180, 1140879), (262, 783810), (270, 760586), (393, 522540), (524, 391905), (540, 380293), (655, 313524), (786, 261270), (1179, 174180), (1310, 156762), (1572, 130635), (1965, 104508), (2358, 87090), (2620, 78381), (2903, 70740), (3537, 58060), (3930, 52254), (4716, 43545), (5806, 35370), (5895, 34836), (7074, 29030), (7860, 26127), (8709, 23580), (11612, 17685), (11790, 17418), (14148, 14515)]