20532960

素因数分解:

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

素因数の和:135

約数の個数: 288

約数和(自身を含む): 84460320

約数和(自身を除く): 63927360

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, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 97, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 194, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 291, 294, 315, 336, 360, 378, 388, 392, 420, 432, 441, 480, 485, 490, 504, 540, 560, 582, 588, 630, 672, 679, 720, 735, 756, 776, 784, 840, 864, 873, 882, 945, 970, 980, 1008, 1080, 1120, 1164, 1176, 1260, 1323, 1358, 1440, 1455, 1470, 1512, 1552, 1568, 1680, 1746, 1764, 1890, 1940, 1960, 2016, 2037, 2160, 2205, 2328, 2352, 2520, 2619, 2646, 2716, 2910, 2940, 3024, 3104, 3360, 3395, 3492, 3528, 3780, 3880, 3920, 4074, 4320, 4365, 4410, 4656, 4704, 4753, 5040, 5238, 5292, 5432, 5820, 5880, 6048, 6111, 6615, 6790, 6984, 7056, 7560, 7760, 7840, 8148, 8730, 8820, 9312, 9506, 10080, 10185, 10476, 10584, 10864, 11640, 11760, 12222, 13095, 13230, 13580, 13968, 14112, 14259, 15120, 15520, 16296, 17460, 17640, 18333, 19012, 20370, 20952, 21168, 21728, 23280, 23520, 23765, 24444, 26190, 26460, 27160, 27936, 28518, 30240, 30555, 32592, 34920, 35280, 36666, 38024, 40740, 41904, 42336, 42777, 46560, 47530, 48888, 52380, 52920, 54320, 57036, 61110, 65184, 69840, 70560, 71295, 73332, 76048, 81480, 83808, 85554, 91665, 95060, 97776, 104760, 105840, 108640, 114072, 122220, 128331, 139680, 142590, 146664, 152096, 162960, 171108, 183330, 190120, 195552, 209520, 211680, 213885, 228144, 244440, 256662, 285180, 293328, 325920, 342216, 366660, 380240, 419040, 427770, 456288, 488880, 513324, 570360, 586656, 641655, 684432, 733320, 760480, 855540, 977760, 1026648, 1140720, 1283310, 1368864, 1466640, 1711080, 2053296, 2281440, 2566620, 2933280, 3422160, 4106592, 5133240, 6844320, 10266480, 20532960]

約数ペア:

[(1, 20532960), (2, 10266480), (3, 6844320), (4, 5133240), (5, 4106592), (6, 3422160), (7, 2933280), (8, 2566620), (9, 2281440), (10, 2053296), (12, 1711080), (14, 1466640), (15, 1368864), (16, 1283310), (18, 1140720), (20, 1026648), (21, 977760), (24, 855540), (27, 760480), (28, 733320), (30, 684432), (32, 641655), (35, 586656), (36, 570360), (40, 513324), (42, 488880), (45, 456288), (48, 427770), (49, 419040), (54, 380240), (56, 366660), (60, 342216), (63, 325920), (70, 293328), (72, 285180), (80, 256662), (84, 244440), (90, 228144), (96, 213885), (97, 211680), (98, 209520), (105, 195552), (108, 190120), (112, 183330), (120, 171108), (126, 162960), (135, 152096), (140, 146664), (144, 142590), (147, 139680), (160, 128331), (168, 122220), (180, 114072), (189, 108640), (194, 105840), (196, 104760), (210, 97776), (216, 95060), (224, 91665), (240, 85554), (245, 83808), (252, 81480), (270, 76048), (280, 73332), (288, 71295), (291, 70560), (294, 69840), (315, 65184), (336, 61110), (360, 57036), (378, 54320), (388, 52920), (392, 52380), (420, 48888), (432, 47530), (441, 46560), (480, 42777), (485, 42336), (490, 41904), (504, 40740), (540, 38024), (560, 36666), (582, 35280), (588, 34920), (630, 32592), (672, 30555), (679, 30240), (720, 28518), (735, 27936), (756, 27160), (776, 26460), (784, 26190), (840, 24444), (864, 23765), (873, 23520), (882, 23280), (945, 21728), (970, 21168), (980, 20952), (1008, 20370), (1080, 19012), (1120, 18333), (1164, 17640), (1176, 17460), (1260, 16296), (1323, 15520), (1358, 15120), (1440, 14259), (1455, 14112), (1470, 13968), (1512, 13580), (1552, 13230), (1568, 13095), (1680, 12222), (1746, 11760), (1764, 11640), (1890, 10864), (1940, 10584), (1960, 10476), (2016, 10185), (2037, 10080), (2160, 9506), (2205, 9312), (2328, 8820), (2352, 8730), (2520, 8148), (2619, 7840), (2646, 7760), (2716, 7560), (2910, 7056), (2940, 6984), (3024, 6790), (3104, 6615), (3360, 6111), (3395, 6048), (3492, 5880), (3528, 5820), (3780, 5432), (3880, 5292), (3920, 5238), (4074, 5040), (4320, 4753), (4365, 4704), (4410, 4656)]