81136944

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{3833}}^1$

素因数の和:3864

約数の個数: 120

約数和(自身を含む): 270987120

約数和(自身を除く): 189850176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 1008, 1176, 1323, 1512, 1764, 2352, 2646, 3024, 3528, 3833, 5292, 7056, 7666, 10584, 11499, 15332, 21168, 22998, 26831, 30664, 34497, 45996, 53662, 61328, 68994, 80493, 91992, 103491, 107324, 137988, 160986, 183984, 187817, 206982, 214648, 241479, 275976, 321972, 375634, 413964, 429296, 482958, 551952, 563451, 643944, 724437, 751268, 827928, 965916, 1126902, 1287888, 1448874, 1502536, 1655856, 1690353, 1931832, 2253804, 2897748, 3005072, 3380706, 3863664, 4507608, 5071059, 5795496, 6761412, 9015216, 10142118, 11590992, 13522824, 20284236, 27045648, 40568472, 81136944]

約数ペア:

[(1, 81136944), (2, 40568472), (3, 27045648), (4, 20284236), (6, 13522824), (7, 11590992), (8, 10142118), (9, 9015216), (12, 6761412), (14, 5795496), (16, 5071059), (18, 4507608), (21, 3863664), (24, 3380706), (27, 3005072), (28, 2897748), (36, 2253804), (42, 1931832), (48, 1690353), (49, 1655856), (54, 1502536), (56, 1448874), (63, 1287888), (72, 1126902), (84, 965916), (98, 827928), (108, 751268), (112, 724437), (126, 643944), (144, 563451), (147, 551952), (168, 482958), (189, 429296), (196, 413964), (216, 375634), (252, 321972), (294, 275976), (336, 241479), (378, 214648), (392, 206982), (432, 187817), (441, 183984), (504, 160986), (588, 137988), (756, 107324), (784, 103491), (882, 91992), (1008, 80493), (1176, 68994), (1323, 61328), (1512, 53662), (1764, 45996), (2352, 34497), (2646, 30664), (3024, 26831), (3528, 22998), (3833, 21168), (5292, 15332), (7056, 11499), (7666, 10584)]