265219920

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{1949}}^1$

素因数の和:1984

約数の個数: 240

約数和(自身を含む): 1056182400

約数和(自身を除く): 790962480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1512, 1620, 1680, 1701, 1890, 1944, 1949, 2160, 2268, 2430, 2520, 2835, 3024, 3240, 3402, 3780, 3888, 3898, 4536, 4860, 5040, 5670, 5847, 6480, 6804, 7560, 7796, 8505, 9072, 9720, 9745, 11340, 11694, 13608, 13643, 15120, 15592, 17010, 17541, 19440, 19490, 22680, 23388, 27216, 27286, 29235, 31184, 34020, 35082, 38980, 40929, 45360, 46776, 52623, 54572, 58470, 68040, 68215, 70164, 77960, 81858, 87705, 93552, 105246, 109144, 116940, 122787, 136080, 136430, 140328, 155920, 157869, 163716, 175410, 204645, 210492, 218288, 233880, 245574, 263115, 272860, 280656, 315738, 327432, 350820, 368361, 409290, 420984, 467760, 473607, 491148, 526230, 545720, 613935, 631476, 654864, 701640, 736722, 789345, 818580, 841968, 947214, 982296, 1052460, 1091440, 1105083, 1227870, 1262952, 1403280, 1473444, 1578690, 1637160, 1841805, 1894428, 1964592, 2104920, 2210166, 2368035, 2455740, 2525904, 2946888, 3157380, 3274320, 3315249, 3683610, 3788856, 4209840, 4420332, 4736070, 4911480, 5525415, 5893776, 6314760, 6630498, 7367220, 7577712, 8840664, 9472140, 9822960, 11050830, 12629520, 13260996, 14734440, 16576245, 17681328, 18944280, 22101660, 26521992, 29468880, 33152490, 37888560, 44203320, 53043984, 66304980, 88406640, 132609960, 265219920]

約数ペア:

[(1, 265219920), (2, 132609960), (3, 88406640), (4, 66304980), (5, 53043984), (6, 44203320), (7, 37888560), (8, 33152490), (9, 29468880), (10, 26521992), (12, 22101660), (14, 18944280), (15, 17681328), (16, 16576245), (18, 14734440), (20, 13260996), (21, 12629520), (24, 11050830), (27, 9822960), (28, 9472140), (30, 8840664), (35, 7577712), (36, 7367220), (40, 6630498), (42, 6314760), (45, 5893776), (48, 5525415), (54, 4911480), (56, 4736070), (60, 4420332), (63, 4209840), (70, 3788856), (72, 3683610), (80, 3315249), (81, 3274320), (84, 3157380), (90, 2946888), (105, 2525904), (108, 2455740), (112, 2368035), (120, 2210166), (126, 2104920), (135, 1964592), (140, 1894428), (144, 1841805), (162, 1637160), (168, 1578690), (180, 1473444), (189, 1403280), (210, 1262952), (216, 1227870), (240, 1105083), (243, 1091440), (252, 1052460), (270, 982296), (280, 947214), (315, 841968), (324, 818580), (336, 789345), (360, 736722), (378, 701640), (405, 654864), (420, 631476), (432, 613935), (486, 545720), (504, 526230), (540, 491148), (560, 473607), (567, 467760), (630, 420984), (648, 409290), (720, 368361), (756, 350820), (810, 327432), (840, 315738), (945, 280656), (972, 272860), (1008, 263115), (1080, 245574), (1134, 233880), (1215, 218288), (1260, 210492), (1296, 204645), (1512, 175410), (1620, 163716), (1680, 157869), (1701, 155920), (1890, 140328), (1944, 136430), (1949, 136080), (2160, 122787), (2268, 116940), (2430, 109144), (2520, 105246), (2835, 93552), (3024, 87705), (3240, 81858), (3402, 77960), (3780, 70164), (3888, 68215), (3898, 68040), (4536, 58470), (4860, 54572), (5040, 52623), (5670, 46776), (5847, 45360), (6480, 40929), (6804, 38980), (7560, 35082), (7796, 34020), (8505, 31184), (9072, 29235), (9720, 27286), (9745, 27216), (11340, 23388), (11694, 22680), (13608, 19490), (13643, 19440), (15120, 17541), (15592, 17010)]