261515760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5827}}^1$

素因数の和:5871

約数の個数: 160

約数和(自身を含む): 936582912

約数和(自身を除く): 675067152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 374, 408, 440, 510, 528, 561, 660, 680, 748, 816, 880, 935, 1020, 1122, 1320, 1360, 1496, 1870, 2040, 2244, 2640, 2805, 2992, 3740, 4080, 4488, 5610, 5827, 7480, 8976, 11220, 11654, 14960, 17481, 22440, 23308, 29135, 34962, 44880, 46616, 58270, 64097, 69924, 87405, 93232, 99059, 116540, 128194, 139848, 174810, 192291, 198118, 233080, 256388, 279696, 297177, 320485, 349620, 384582, 396236, 466160, 495295, 512776, 594354, 640970, 699240, 769164, 792472, 961455, 990590, 1025552, 1089649, 1188708, 1281940, 1398480, 1485885, 1538328, 1584944, 1922910, 1981180, 2179298, 2377416, 2563880, 2971770, 3076656, 3268947, 3845820, 3962360, 4358596, 4754832, 5127760, 5448245, 5943540, 6537894, 7691640, 7924720, 8717192, 10896490, 11887080, 13075788, 15383280, 16344735, 17434384, 21792980, 23774160, 26151576, 32689470, 43585960, 52303152, 65378940, 87171920, 130757880, 261515760]

約数ペア:

[(1, 261515760), (2, 130757880), (3, 87171920), (4, 65378940), (5, 52303152), (6, 43585960), (8, 32689470), (10, 26151576), (11, 23774160), (12, 21792980), (15, 17434384), (16, 16344735), (17, 15383280), (20, 13075788), (22, 11887080), (24, 10896490), (30, 8717192), (33, 7924720), (34, 7691640), (40, 6537894), (44, 5943540), (48, 5448245), (51, 5127760), (55, 4754832), (60, 4358596), (66, 3962360), (68, 3845820), (80, 3268947), (85, 3076656), (88, 2971770), (102, 2563880), (110, 2377416), (120, 2179298), (132, 1981180), (136, 1922910), (165, 1584944), (170, 1538328), (176, 1485885), (187, 1398480), (204, 1281940), (220, 1188708), (240, 1089649), (255, 1025552), (264, 990590), (272, 961455), (330, 792472), (340, 769164), (374, 699240), (408, 640970), (440, 594354), (510, 512776), (528, 495295), (561, 466160), (660, 396236), (680, 384582), (748, 349620), (816, 320485), (880, 297177), (935, 279696), (1020, 256388), (1122, 233080), (1320, 198118), (1360, 192291), (1496, 174810), (1870, 139848), (2040, 128194), (2244, 116540), (2640, 99059), (2805, 93232), (2992, 87405), (3740, 69924), (4080, 64097), (4488, 58270), (5610, 46616), (5827, 44880), (7480, 34962), (8976, 29135), (11220, 23308), (11654, 22440), (14960, 17481)]