269782940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{66449}}^1$

素因数の和:66494

約数の個数: 48

約数和(自身を含む): 669816000

約数和(自身を除く): 400033060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 66449, 132898, 265796, 332245, 465143, 664490, 930286, 1328980, 1860572, 1927021, 2325715, 3854042, 4651430, 7708084, 9302860, 9635105, 13489147, 19270210, 26978294, 38540420, 53956588, 67445735, 134891470, 269782940]

約数ペア:

[(1, 269782940), (2, 134891470), (4, 67445735), (5, 53956588), (7, 38540420), (10, 26978294), (14, 19270210), (20, 13489147), (28, 9635105), (29, 9302860), (35, 7708084), (58, 4651430), (70, 3854042), (116, 2325715), (140, 1927021), (145, 1860572), (203, 1328980), (290, 930286), (406, 664490), (580, 465143), (812, 332245), (1015, 265796), (2030, 132898), (4060, 66449)]