71372840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23173}}^1$

素因数の和:23202

約数の個数: 64

約数和(自身を含む): 200223360

約数和(自身を除く): 128850520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 23173, 46346, 92692, 115865, 162211, 185384, 231730, 254903, 324422, 463460, 509806, 648844, 811055, 926920, 1019612, 1274515, 1297688, 1622110, 1784321, 2039224, 2549030, 3244220, 3568642, 5098060, 6488440, 7137284, 8921605, 10196120, 14274568, 17843210, 35686420, 71372840]

約数ペア:

[(1, 71372840), (2, 35686420), (4, 17843210), (5, 14274568), (7, 10196120), (8, 8921605), (10, 7137284), (11, 6488440), (14, 5098060), (20, 3568642), (22, 3244220), (28, 2549030), (35, 2039224), (40, 1784321), (44, 1622110), (55, 1297688), (56, 1274515), (70, 1019612), (77, 926920), (88, 811055), (110, 648844), (140, 509806), (154, 463460), (220, 324422), (280, 254903), (308, 231730), (385, 185384), (440, 162211), (616, 115865), (770, 92692), (1540, 46346), (3080, 23173)]