638049888

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{316493}}^1$

素因数の和:316516

約数の個数: 72

約数和(自身を含む): 2073668688

約数和(自身を除く): 1435618800

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 316493, 632986, 949479, 1265972, 1898958, 2215451, 2531944, 2848437, 3797916, 4430902, 5063888, 5696874, 6646353, 7595832, 8861804, 10127776, 11393748, 13292706, 15191664, 17723608, 19939059, 22787496, 26585412, 30383328, 35447216, 39878118, 45574992, 53170824, 70894432, 79756236, 91149984, 106341648, 159512472, 212683296, 319024944, 638049888]

約数ペア:

[(1, 638049888), (2, 319024944), (3, 212683296), (4, 159512472), (6, 106341648), (7, 91149984), (8, 79756236), (9, 70894432), (12, 53170824), (14, 45574992), (16, 39878118), (18, 35447216), (21, 30383328), (24, 26585412), (28, 22787496), (32, 19939059), (36, 17723608), (42, 15191664), (48, 13292706), (56, 11393748), (63, 10127776), (72, 8861804), (84, 7595832), (96, 6646353), (112, 5696874), (126, 5063888), (144, 4430902), (168, 3797916), (224, 2848437), (252, 2531944), (288, 2215451), (336, 1898958), (504, 1265972), (672, 949479), (1008, 632986), (2016, 316493)]