1256321760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5309}}^1$

素因数の和:5373

約数の個数: 192

約数和(自身を含む): 4335508800

約数和(自身を除く): 3079187040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 29, 30, 32, 34, 40, 48, 51, 58, 60, 68, 80, 85, 87, 96, 102, 116, 120, 136, 145, 160, 170, 174, 204, 232, 240, 255, 272, 290, 340, 348, 408, 435, 464, 480, 493, 510, 544, 580, 680, 696, 816, 870, 928, 986, 1020, 1160, 1360, 1392, 1479, 1632, 1740, 1972, 2040, 2320, 2465, 2720, 2784, 2958, 3480, 3944, 4080, 4640, 4930, 5309, 5916, 6960, 7395, 7888, 8160, 9860, 10618, 11832, 13920, 14790, 15776, 15927, 19720, 21236, 23664, 26545, 29580, 31854, 39440, 42472, 47328, 53090, 59160, 63708, 78880, 79635, 84944, 90253, 106180, 118320, 127416, 153961, 159270, 169888, 180506, 212360, 236640, 254832, 270759, 307922, 318540, 361012, 424720, 451265, 461883, 509664, 541518, 615844, 637080, 722024, 769805, 849440, 902530, 923766, 1083036, 1231688, 1274160, 1353795, 1444048, 1539610, 1805060, 1847532, 2166072, 2309415, 2463376, 2548320, 2617337, 2707590, 2888096, 3079220, 3610120, 3695064, 4332144, 4618830, 4926752, 5234674, 5415180, 6158440, 7220240, 7390128, 7852011, 8664288, 9237660, 10469348, 10830360, 12316880, 13086685, 14440480, 14780256, 15704022, 18475320, 20938696, 21660720, 24633760, 26173370, 31408044, 36950640, 39260055, 41877392, 43321440, 52346740, 62816088, 73901280, 78520110, 83754784, 104693480, 125632176, 157040220, 209386960, 251264352, 314080440, 418773920, 628160880, 1256321760]

約数ペア:

[(1, 1256321760), (2, 628160880), (3, 418773920), (4, 314080440), (5, 251264352), (6, 209386960), (8, 157040220), (10, 125632176), (12, 104693480), (15, 83754784), (16, 78520110), (17, 73901280), (20, 62816088), (24, 52346740), (29, 43321440), (30, 41877392), (32, 39260055), (34, 36950640), (40, 31408044), (48, 26173370), (51, 24633760), (58, 21660720), (60, 20938696), (68, 18475320), (80, 15704022), (85, 14780256), (87, 14440480), (96, 13086685), (102, 12316880), (116, 10830360), (120, 10469348), (136, 9237660), (145, 8664288), (160, 7852011), (170, 7390128), (174, 7220240), (204, 6158440), (232, 5415180), (240, 5234674), (255, 4926752), (272, 4618830), (290, 4332144), (340, 3695064), (348, 3610120), (408, 3079220), (435, 2888096), (464, 2707590), (480, 2617337), (493, 2548320), (510, 2463376), (544, 2309415), (580, 2166072), (680, 1847532), (696, 1805060), (816, 1539610), (870, 1444048), (928, 1353795), (986, 1274160), (1020, 1231688), (1160, 1083036), (1360, 923766), (1392, 902530), (1479, 849440), (1632, 769805), (1740, 722024), (1972, 637080), (2040, 615844), (2320, 541518), (2465, 509664), (2720, 461883), (2784, 451265), (2958, 424720), (3480, 361012), (3944, 318540), (4080, 307922), (4640, 270759), (4930, 254832), (5309, 236640), (5916, 212360), (6960, 180506), (7395, 169888), (7888, 159270), (8160, 153961), (9860, 127416), (10618, 118320), (11832, 106180), (13920, 90253), (14790, 84944), (15776, 79635), (15927, 78880), (19720, 63708), (21236, 59160), (23664, 53090), (26545, 47328), (29580, 42472), (31854, 39440)]