398439216

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{131759}}^1$

素因数の和:131783

約数の個数: 80

約数和(自身を含む): 1307059200

約数和(自身を除く): 908619984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 131759, 263518, 395277, 527036, 790554, 922313, 1054072, 1185831, 1581108, 1844626, 2108144, 2371662, 2766939, 3162216, 3557493, 3689252, 4743324, 5533878, 6324432, 7114986, 7378504, 8300817, 9486648, 11067756, 14229972, 14757008, 16601634, 18973296, 22135512, 24902451, 28459944, 33203268, 44271024, 49804902, 56919888, 66406536, 99609804, 132813072, 199219608, 398439216]

約数ペア:

[(1, 398439216), (2, 199219608), (3, 132813072), (4, 99609804), (6, 66406536), (7, 56919888), (8, 49804902), (9, 44271024), (12, 33203268), (14, 28459944), (16, 24902451), (18, 22135512), (21, 18973296), (24, 16601634), (27, 14757008), (28, 14229972), (36, 11067756), (42, 9486648), (48, 8300817), (54, 7378504), (56, 7114986), (63, 6324432), (72, 5533878), (84, 4743324), (108, 3689252), (112, 3557493), (126, 3162216), (144, 2766939), (168, 2371662), (189, 2108144), (216, 1844626), (252, 1581108), (336, 1185831), (378, 1054072), (432, 922313), (504, 790554), (756, 527036), (1008, 395277), (1512, 263518), (3024, 131759)]