27983200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 82494720

約数和(自身を除く): 54511520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 263, 266, 280, 304, 350, 380, 400, 475, 526, 532, 560, 608, 665, 700, 760, 800, 950, 1052, 1064, 1120, 1315, 1330, 1400, 1520, 1841, 1900, 2104, 2128, 2630, 2660, 2800, 3040, 3325, 3682, 3800, 4208, 4256, 4997, 5260, 5320, 5600, 6575, 6650, 7364, 7600, 8416, 9205, 9994, 10520, 10640, 13150, 13300, 14728, 15200, 18410, 19988, 21040, 21280, 24985, 26300, 26600, 29456, 34979, 36820, 39976, 42080, 46025, 49970, 52600, 53200, 58912, 69958, 73640, 79952, 92050, 99940, 105200, 106400, 124925, 139916, 147280, 159904, 174895, 184100, 199880, 210400, 249850, 279832, 294560, 349790, 368200, 399760, 499700, 559664, 699580, 736400, 799520, 874475, 999400, 1119328, 1399160, 1472800, 1748950, 1998800, 2798320, 3497900, 3997600, 5596640, 6995800, 13991600, 27983200]

約数ペア:

[(1, 27983200), (2, 13991600), (4, 6995800), (5, 5596640), (7, 3997600), (8, 3497900), (10, 2798320), (14, 1998800), (16, 1748950), (19, 1472800), (20, 1399160), (25, 1119328), (28, 999400), (32, 874475), (35, 799520), (38, 736400), (40, 699580), (50, 559664), (56, 499700), (70, 399760), (76, 368200), (80, 349790), (95, 294560), (100, 279832), (112, 249850), (133, 210400), (140, 199880), (152, 184100), (160, 174895), (175, 159904), (190, 147280), (200, 139916), (224, 124925), (263, 106400), (266, 105200), (280, 99940), (304, 92050), (350, 79952), (380, 73640), (400, 69958), (475, 58912), (526, 53200), (532, 52600), (560, 49970), (608, 46025), (665, 42080), (700, 39976), (760, 36820), (800, 34979), (950, 29456), (1052, 26600), (1064, 26300), (1120, 24985), (1315, 21280), (1330, 21040), (1400, 19988), (1520, 18410), (1841, 15200), (1900, 14728), (2104, 13300), (2128, 13150), (2630, 10640), (2660, 10520), (2800, 9994), (3040, 9205), (3325, 8416), (3682, 7600), (3800, 7364), (4208, 6650), (4256, 6575), (4997, 5600), (5260, 5320)]