2988720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{593}}^1$

素因数の和:619

約数の個数: 120

約数和(自身を含む): 11490336

約数和(自身を除く): 8501616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 593, 630, 720, 840, 1008, 1186, 1260, 1680, 1779, 2372, 2520, 2965, 3558, 4151, 4744, 5040, 5337, 5930, 7116, 8302, 8895, 9488, 10674, 11860, 12453, 14232, 16604, 17790, 20755, 21348, 23720, 24906, 26685, 28464, 33208, 35580, 37359, 41510, 42696, 47440, 49812, 53370, 62265, 66416, 71160, 74718, 83020, 85392, 99624, 106740, 124530, 142320, 149436, 166040, 186795, 199248, 213480, 249060, 298872, 332080, 373590, 426960, 498120, 597744, 747180, 996240, 1494360, 2988720]

約数ペア:

[(1, 2988720), (2, 1494360), (3, 996240), (4, 747180), (5, 597744), (6, 498120), (7, 426960), (8, 373590), (9, 332080), (10, 298872), (12, 249060), (14, 213480), (15, 199248), (16, 186795), (18, 166040), (20, 149436), (21, 142320), (24, 124530), (28, 106740), (30, 99624), (35, 85392), (36, 83020), (40, 74718), (42, 71160), (45, 66416), (48, 62265), (56, 53370), (60, 49812), (63, 47440), (70, 42696), (72, 41510), (80, 37359), (84, 35580), (90, 33208), (105, 28464), (112, 26685), (120, 24906), (126, 23720), (140, 21348), (144, 20755), (168, 17790), (180, 16604), (210, 14232), (240, 12453), (252, 11860), (280, 10674), (315, 9488), (336, 8895), (360, 8302), (420, 7116), (504, 5930), (560, 5337), (593, 5040), (630, 4744), (720, 4151), (840, 3558), (1008, 2965), (1186, 2520), (1260, 2372), (1680, 1779)]