268177280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1988

約数の個数: 128

約数和(自身を含む): 756725760

約数和(自身を除く): 488548480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1736, 1931, 1984, 2170, 2240, 2480, 3472, 3862, 3968, 4340, 4480, 4960, 6944, 7724, 8680, 9655, 9920, 13517, 13888, 15448, 17360, 19310, 19840, 27034, 27776, 30896, 34720, 38620, 54068, 59861, 61792, 67585, 69440, 77240, 108136, 119722, 123584, 135170, 138880, 154480, 216272, 239444, 247168, 270340, 299305, 308960, 419027, 432544, 478888, 540680, 598610, 617920, 838054, 865088, 957776, 1081360, 1197220, 1235840, 1676108, 1730176, 1915552, 2095135, 2162720, 2394440, 3352216, 3831104, 4190270, 4325440, 4788880, 6704432, 7662208, 8380540, 8650880, 9577760, 13408864, 16761080, 19155520, 26817728, 33522160, 38311040, 53635456, 67044320, 134088640, 268177280]

約数ペア:

[(1, 268177280), (2, 134088640), (4, 67044320), (5, 53635456), (7, 38311040), (8, 33522160), (10, 26817728), (14, 19155520), (16, 16761080), (20, 13408864), (28, 9577760), (31, 8650880), (32, 8380540), (35, 7662208), (40, 6704432), (56, 4788880), (62, 4325440), (64, 4190270), (70, 3831104), (80, 3352216), (112, 2394440), (124, 2162720), (128, 2095135), (140, 1915552), (155, 1730176), (160, 1676108), (217, 1235840), (224, 1197220), (248, 1081360), (280, 957776), (310, 865088), (320, 838054), (434, 617920), (448, 598610), (496, 540680), (560, 478888), (620, 432544), (640, 419027), (868, 308960), (896, 299305), (992, 270340), (1085, 247168), (1120, 239444), (1240, 216272), (1736, 154480), (1931, 138880), (1984, 135170), (2170, 123584), (2240, 119722), (2480, 108136), (3472, 77240), (3862, 69440), (3968, 67585), (4340, 61792), (4480, 59861), (4960, 54068), (6944, 38620), (7724, 34720), (8680, 30896), (9655, 27776), (9920, 27034), (13517, 19840), (13888, 19310), (15448, 17360)]