278709984

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{15361}}^1$

素因数の和:15390

約数の個数: 120

約数和(自身を含む): 936836208

約数和(自身を除く): 658126224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 2016, 2268, 2592, 3024, 4536, 6048, 9072, 15361, 18144, 30722, 46083, 61444, 92166, 107527, 122888, 138249, 184332, 215054, 245776, 276498, 322581, 368664, 414747, 430108, 491552, 552996, 645162, 737328, 829494, 860216, 967743, 1105992, 1244241, 1290324, 1474656, 1658988, 1720432, 1935486, 2211984, 2488482, 2580648, 2903229, 3317976, 3440864, 3870972, 4423968, 4976964, 5161296, 5806458, 6635952, 7741944, 8709687, 9953928, 10322592, 11612916, 13271904, 15483888, 17419374, 19907856, 23225832, 30967776, 34838748, 39815712, 46451664, 69677496, 92903328, 139354992, 278709984]

約数ペア:

[(1, 278709984), (2, 139354992), (3, 92903328), (4, 69677496), (6, 46451664), (7, 39815712), (8, 34838748), (9, 30967776), (12, 23225832), (14, 19907856), (16, 17419374), (18, 15483888), (21, 13271904), (24, 11612916), (27, 10322592), (28, 9953928), (32, 8709687), (36, 7741944), (42, 6635952), (48, 5806458), (54, 5161296), (56, 4976964), (63, 4423968), (72, 3870972), (81, 3440864), (84, 3317976), (96, 2903229), (108, 2580648), (112, 2488482), (126, 2211984), (144, 1935486), (162, 1720432), (168, 1658988), (189, 1474656), (216, 1290324), (224, 1244241), (252, 1105992), (288, 967743), (324, 860216), (336, 829494), (378, 737328), (432, 645162), (504, 552996), (567, 491552), (648, 430108), (672, 414747), (756, 368664), (864, 322581), (1008, 276498), (1134, 245776), (1296, 215054), (1512, 184332), (2016, 138249), (2268, 122888), (2592, 107527), (3024, 92166), (4536, 61444), (6048, 46083), (9072, 30722), (15361, 18144)]