80641920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:552

約数の個数: 128

約数和(自身を含む): 260295840

約数和(自身を除く): 179653920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 128, 160, 192, 194, 240, 291, 320, 384, 388, 433, 480, 485, 582, 640, 776, 866, 960, 970, 1164, 1299, 1455, 1552, 1732, 1920, 1940, 2165, 2328, 2598, 2910, 3104, 3464, 3880, 4330, 4656, 5196, 5820, 6208, 6495, 6928, 7760, 8660, 9312, 10392, 11640, 12416, 12990, 13856, 15520, 17320, 18624, 20784, 23280, 25980, 27712, 31040, 34640, 37248, 41568, 42001, 46560, 51960, 55424, 62080, 69280, 83136, 84002, 93120, 103920, 126003, 138560, 166272, 168004, 186240, 207840, 210005, 252006, 277120, 336008, 415680, 420010, 504012, 630015, 672016, 831360, 840020, 1008024, 1260030, 1344032, 1680040, 2016048, 2520060, 2688064, 3360080, 4032096, 5040120, 5376128, 6720160, 8064192, 10080240, 13440320, 16128384, 20160480, 26880640, 40320960, 80641920]

約数ペア:

[(1, 80641920), (2, 40320960), (3, 26880640), (4, 20160480), (5, 16128384), (6, 13440320), (8, 10080240), (10, 8064192), (12, 6720160), (15, 5376128), (16, 5040120), (20, 4032096), (24, 3360080), (30, 2688064), (32, 2520060), (40, 2016048), (48, 1680040), (60, 1344032), (64, 1260030), (80, 1008024), (96, 840020), (97, 831360), (120, 672016), (128, 630015), (160, 504012), (192, 420010), (194, 415680), (240, 336008), (291, 277120), (320, 252006), (384, 210005), (388, 207840), (433, 186240), (480, 168004), (485, 166272), (582, 138560), (640, 126003), (776, 103920), (866, 93120), (960, 84002), (970, 83136), (1164, 69280), (1299, 62080), (1455, 55424), (1552, 51960), (1732, 46560), (1920, 42001), (1940, 41568), (2165, 37248), (2328, 34640), (2598, 31040), (2910, 27712), (3104, 25980), (3464, 23280), (3880, 20784), (4330, 18624), (4656, 17320), (5196, 15520), (5820, 13856), (6208, 12990), (6495, 12416), (6928, 11640), (7760, 10392), (8660, 9312)]