238413280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{212869}}^1$

素因数の和:212891

約数の個数: 48

約数和(自身を含む): 643718880

約数和(自身を除く): 405305600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 212869, 425738, 851476, 1064345, 1490083, 1702952, 2128690, 2980166, 3405904, 4257380, 5960332, 6811808, 7450415, 8514760, 11920664, 14900830, 17029520, 23841328, 29801660, 34059040, 47682656, 59603320, 119206640, 238413280]

約数ペア:

[(1, 238413280), (2, 119206640), (4, 59603320), (5, 47682656), (7, 34059040), (8, 29801660), (10, 23841328), (14, 17029520), (16, 14900830), (20, 11920664), (28, 8514760), (32, 7450415), (35, 6811808), (40, 5960332), (56, 4257380), (70, 3405904), (80, 2980166), (112, 2128690), (140, 1702952), (160, 1490083), (224, 1064345), (280, 851476), (560, 425738), (1120, 212869)]