138194840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6761}}^1$

素因数の和:6852

約数の個数: 64

約数和(自身を含む): 360279360

約数和(自身を除く): 222084520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 6761, 10220, 13522, 20440, 27044, 33805, 47327, 54088, 67610, 94654, 135220, 189308, 236635, 270440, 378616, 473270, 493553, 946540, 987106, 1893080, 1974212, 2467765, 3454871, 3948424, 4935530, 6909742, 9871060, 13819484, 17274355, 19742120, 27638968, 34548710, 69097420, 138194840]

約数ペア:

[(1, 138194840), (2, 69097420), (4, 34548710), (5, 27638968), (7, 19742120), (8, 17274355), (10, 13819484), (14, 9871060), (20, 6909742), (28, 4935530), (35, 3948424), (40, 3454871), (56, 2467765), (70, 1974212), (73, 1893080), (140, 987106), (146, 946540), (280, 493553), (292, 473270), (365, 378616), (511, 270440), (584, 236635), (730, 189308), (1022, 135220), (1460, 94654), (2044, 67610), (2555, 54088), (2920, 47327), (4088, 33805), (5110, 27044), (6761, 20440), (10220, 13522)]