149737840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{267389}}^1$

素因数の和:267409

約数の個数: 40

約数和(自身を含む): 397876320

約数和(自身を除く): 248138480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 267389, 534778, 1069556, 1336945, 1871723, 2139112, 2673890, 3743446, 4278224, 5347780, 7486892, 9358615, 10695560, 14973784, 18717230, 21391120, 29947568, 37434460, 74868920, 149737840]

約数ペア:

[(1, 149737840), (2, 74868920), (4, 37434460), (5, 29947568), (7, 21391120), (8, 18717230), (10, 14973784), (14, 10695560), (16, 9358615), (20, 7486892), (28, 5347780), (35, 4278224), (40, 3743446), (56, 2673890), (70, 2139112), (80, 1871723), (112, 1336945), (140, 1069556), (280, 534778), (560, 267389)]