272996080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1381}}^1$

素因数の和:1754

約数の個数: 80

約数和(自身を含む): 727971264

約数和(自身を除く): 454975184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 353, 560, 706, 1381, 1412, 1765, 2471, 2762, 2824, 3530, 4942, 5524, 5648, 6905, 7060, 9667, 9884, 11048, 12355, 13810, 14120, 19334, 19768, 22096, 24710, 27620, 28240, 38668, 39536, 48335, 49420, 55240, 77336, 96670, 98840, 110480, 154672, 193340, 197680, 386680, 487493, 773360, 974986, 1949972, 2437465, 3412451, 3899944, 4874930, 6824902, 7799888, 9749860, 13649804, 17062255, 19499720, 27299608, 34124510, 38999440, 54599216, 68249020, 136498040, 272996080]

約数ペア:

[(1, 272996080), (2, 136498040), (4, 68249020), (5, 54599216), (7, 38999440), (8, 34124510), (10, 27299608), (14, 19499720), (16, 17062255), (20, 13649804), (28, 9749860), (35, 7799888), (40, 6824902), (56, 4874930), (70, 3899944), (80, 3412451), (112, 2437465), (140, 1949972), (280, 974986), (353, 773360), (560, 487493), (706, 386680), (1381, 197680), (1412, 193340), (1765, 154672), (2471, 110480), (2762, 98840), (2824, 96670), (3530, 77336), (4942, 55240), (5524, 49420), (5648, 48335), (6905, 39536), (7060, 38668), (9667, 28240), (9884, 27620), (11048, 24710), (12355, 22096), (13810, 19768), (14120, 19334)]