155742160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{278111}}^1$

素因数の和:278131

約数の個数: 40

約数和(自身を含む): 413830656

約数和(自身を除く): 258088496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 278111, 556222, 1112444, 1390555, 1946777, 2224888, 2781110, 3893554, 4449776, 5562220, 7787108, 9733885, 11124440, 15574216, 19467770, 22248880, 31148432, 38935540, 77871080, 155742160]

約数ペア:

[(1, 155742160), (2, 77871080), (4, 38935540), (5, 31148432), (7, 22248880), (8, 19467770), (10, 15574216), (14, 11124440), (16, 9733885), (20, 7787108), (28, 5562220), (35, 4449776), (40, 3893554), (56, 2781110), (70, 2224888), (80, 1946777), (112, 1390555), (140, 1112444), (280, 556222), (560, 278111)]