221707080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1$

素因数の和:1028

約数の個数: 192

約数和(自身を含む): 832890240

約数和(自身を除く): 611183160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 97, 105, 120, 126, 140, 168, 180, 194, 210, 252, 280, 291, 315, 360, 388, 420, 485, 504, 582, 630, 679, 776, 840, 873, 907, 970, 1164, 1260, 1358, 1455, 1746, 1814, 1940, 2037, 2328, 2520, 2716, 2721, 2910, 3395, 3492, 3628, 3880, 4074, 4365, 4535, 5432, 5442, 5820, 6111, 6349, 6790, 6984, 7256, 8148, 8163, 8730, 9070, 10185, 10884, 11640, 12222, 12698, 13580, 13605, 16296, 16326, 17460, 18140, 19047, 20370, 21768, 24444, 25396, 27160, 27210, 30555, 31745, 32652, 34920, 36280, 38094, 40740, 40815, 48888, 50792, 54420, 57141, 61110, 63490, 65304, 76188, 81480, 81630, 87979, 95235, 108840, 114282, 122220, 126980, 152376, 163260, 175958, 190470, 228564, 244440, 253960, 263937, 285705, 326520, 351916, 380940, 439895, 457128, 527874, 571410, 615853, 703832, 761880, 791811, 879790, 1055748, 1142820, 1231706, 1319685, 1583622, 1759580, 1847559, 2111496, 2285640, 2463412, 2639370, 3079265, 3167244, 3519160, 3695118, 3959055, 4926824, 5278740, 5542677, 6158530, 6334488, 7390236, 7918110, 9237795, 10557480, 11085354, 12317060, 14780472, 15836220, 18475590, 22170708, 24634120, 27713385, 31672440, 36951180, 44341416, 55426770, 73902360, 110853540, 221707080]

約数ペア:

[(1, 221707080), (2, 110853540), (3, 73902360), (4, 55426770), (5, 44341416), (6, 36951180), (7, 31672440), (8, 27713385), (9, 24634120), (10, 22170708), (12, 18475590), (14, 15836220), (15, 14780472), (18, 12317060), (20, 11085354), (21, 10557480), (24, 9237795), (28, 7918110), (30, 7390236), (35, 6334488), (36, 6158530), (40, 5542677), (42, 5278740), (45, 4926824), (56, 3959055), (60, 3695118), (63, 3519160), (70, 3167244), (72, 3079265), (84, 2639370), (90, 2463412), (97, 2285640), (105, 2111496), (120, 1847559), (126, 1759580), (140, 1583622), (168, 1319685), (180, 1231706), (194, 1142820), (210, 1055748), (252, 879790), (280, 791811), (291, 761880), (315, 703832), (360, 615853), (388, 571410), (420, 527874), (485, 457128), (504, 439895), (582, 380940), (630, 351916), (679, 326520), (776, 285705), (840, 263937), (873, 253960), (907, 244440), (970, 228564), (1164, 190470), (1260, 175958), (1358, 163260), (1455, 152376), (1746, 126980), (1814, 122220), (1940, 114282), (2037, 108840), (2328, 95235), (2520, 87979), (2716, 81630), (2721, 81480), (2910, 76188), (3395, 65304), (3492, 63490), (3628, 61110), (3880, 57141), (4074, 54420), (4365, 50792), (4535, 48888), (5432, 40815), (5442, 40740), (5820, 38094), (6111, 36280), (6349, 34920), (6790, 32652), (6984, 31745), (7256, 30555), (8148, 27210), (8163, 27160), (8730, 25396), (9070, 24444), (10185, 21768), (10884, 20370), (11640, 19047), (12222, 18140), (12698, 17460), (13580, 16326), (13605, 16296)]