156945488

素因数分解:

$2^4\times 7^1\times {\mathrm{701}}^1\times {\mathrm{1999}}^1$

素因数の和:2715

約数の個数: 40

約数和(自身を含む): 348192000

約数和(自身を除く): 191246512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 701, 1402, 1999, 2804, 3998, 4907, 5608, 7996, 9814, 11216, 13993, 15992, 19628, 27986, 31984, 39256, 55972, 78512, 111944, 223888, 1401299, 2802598, 5605196, 9809093, 11210392, 19618186, 22420784, 39236372, 78472744, 156945488]

約数ペア:

[(1, 156945488), (2, 78472744), (4, 39236372), (7, 22420784), (8, 19618186), (14, 11210392), (16, 9809093), (28, 5605196), (56, 2802598), (112, 1401299), (701, 223888), (1402, 111944), (1999, 78512), (2804, 55972), (3998, 39256), (4907, 31984), (5608, 27986), (7996, 19628), (9814, 15992), (11216, 13993)]