254106720

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{2801}}^1$

素因数の和:2835

約数の個数: 240

約数和(自身を含む): 1025263008

約数和(自身を除く): 771156288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2801, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5602, 5670, 6048, 6480, 7560, 8403, 9072, 10080, 11204, 11340, 12960, 14005, 15120, 16806, 18144, 19607, 22408, 22680, 25209, 28010, 30240, 33612, 39214, 42015, 44816, 45360, 50418, 56020, 58821, 67224, 75627, 78428, 84030, 89632, 90720, 98035, 100836, 112040, 117642, 126045, 134448, 151254, 156856, 168060, 176463, 196070, 201672, 224080, 226881, 235284, 252090, 268896, 294105, 302508, 313712, 336120, 352926, 378135, 392140, 403344, 448160, 453762, 470568, 504180, 529389, 588210, 605016, 627424, 672240, 705852, 756270, 784280, 806688, 882315, 907524, 941136, 1008360, 1058778, 1134405, 1176420, 1210032, 1344480, 1411704, 1512540, 1568560, 1588167, 1764630, 1815048, 1882272, 2016720, 2117556, 2268810, 2352840, 2420064, 2646945, 2823408, 3025080, 3137120, 3176334, 3529260, 3630096, 4033440, 4235112, 4537620, 4705680, 5293890, 5646816, 6050160, 6352668, 7058520, 7260192, 7940835, 8470224, 9075240, 9411360, 10587780, 12100320, 12705336, 14117040, 15881670, 16940448, 18150480, 21175560, 25410672, 28234080, 31763340, 36300960, 42351120, 50821344, 63526680, 84702240, 127053360, 254106720]

約数ペア:

[(1, 254106720), (2, 127053360), (3, 84702240), (4, 63526680), (5, 50821344), (6, 42351120), (7, 36300960), (8, 31763340), (9, 28234080), (10, 25410672), (12, 21175560), (14, 18150480), (15, 16940448), (16, 15881670), (18, 14117040), (20, 12705336), (21, 12100320), (24, 10587780), (27, 9411360), (28, 9075240), (30, 8470224), (32, 7940835), (35, 7260192), (36, 7058520), (40, 6352668), (42, 6050160), (45, 5646816), (48, 5293890), (54, 4705680), (56, 4537620), (60, 4235112), (63, 4033440), (70, 3630096), (72, 3529260), (80, 3176334), (81, 3137120), (84, 3025080), (90, 2823408), (96, 2646945), (105, 2420064), (108, 2352840), (112, 2268810), (120, 2117556), (126, 2016720), (135, 1882272), (140, 1815048), (144, 1764630), (160, 1588167), (162, 1568560), (168, 1512540), (180, 1411704), (189, 1344480), (210, 1210032), (216, 1176420), (224, 1134405), (240, 1058778), (252, 1008360), (270, 941136), (280, 907524), (288, 882315), (315, 806688), (324, 784280), (336, 756270), (360, 705852), (378, 672240), (405, 627424), (420, 605016), (432, 588210), (480, 529389), (504, 504180), (540, 470568), (560, 453762), (567, 448160), (630, 403344), (648, 392140), (672, 378135), (720, 352926), (756, 336120), (810, 313712), (840, 302508), (864, 294105), (945, 268896), (1008, 252090), (1080, 235284), (1120, 226881), (1134, 224080), (1260, 201672), (1296, 196070), (1440, 176463), (1512, 168060), (1620, 156856), (1680, 151254), (1890, 134448), (2016, 126045), (2160, 117642), (2268, 112040), (2520, 100836), (2592, 98035), (2801, 90720), (2835, 89632), (3024, 84030), (3240, 78428), (3360, 75627), (3780, 67224), (4320, 58821), (4536, 56020), (5040, 50418), (5602, 45360), (5670, 44816), (6048, 42015), (6480, 39214), (7560, 33612), (8403, 30240), (9072, 28010), (10080, 25209), (11204, 22680), (11340, 22408), (12960, 19607), (14005, 18144), (15120, 16806)]