220996048

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151783}}^1$

素因数の和:151811

約数の個数: 40

約数和(自身を含む): 526994048

約数和(自身を除く): 305998000

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 151783, 303566, 607132, 1062481, 1214264, 1973179, 2124962, 2428528, 3946358, 4249924, 7892716, 8499848, 13812253, 15785432, 16999696, 27624506, 31570864, 55249012, 110498024, 220996048]

約数ペア:

[(1, 220996048), (2, 110498024), (4, 55249012), (7, 31570864), (8, 27624506), (13, 16999696), (14, 15785432), (16, 13812253), (26, 8499848), (28, 7892716), (52, 4249924), (56, 3946358), (91, 2428528), (104, 2124962), (112, 1973179), (182, 1214264), (208, 1062481), (364, 607132), (728, 303566), (1456, 151783)]