149400020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13859}}^1$

素因数の和:13893

約数の個数: 72

約数和(自身を含む): 398170080

約数和(自身を除く): 248770060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 13859, 27718, 55436, 69295, 97013, 138590, 152449, 194026, 277180, 304898, 388052, 485065, 609796, 679091, 762245, 970130, 1067143, 1358182, 1524490, 1940260, 2134286, 2716364, 3048980, 3395455, 4268572, 5335715, 6790910, 7470001, 10671430, 13581820, 14940002, 21342860, 29880004, 37350005, 74700010, 149400020]

約数ペア:

[(1, 149400020), (2, 74700010), (4, 37350005), (5, 29880004), (7, 21342860), (10, 14940002), (11, 13581820), (14, 10671430), (20, 7470001), (22, 6790910), (28, 5335715), (35, 4268572), (44, 3395455), (49, 3048980), (55, 2716364), (70, 2134286), (77, 1940260), (98, 1524490), (110, 1358182), (140, 1067143), (154, 970130), (196, 762245), (220, 679091), (245, 609796), (308, 485065), (385, 388052), (490, 304898), (539, 277180), (770, 194026), (980, 152449), (1078, 138590), (1540, 97013), (2156, 69295), (2695, 55436), (5390, 27718), (10780, 13859)]