156678970

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{2687}}^1$

素因数の和:2732

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 191685830

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 343, 490, 595, 686, 833, 1190, 1666, 1715, 2687, 3430, 4165, 5374, 5831, 8330, 11662, 13435, 18809, 26870, 29155, 37618, 45679, 58310, 91358, 94045, 131663, 188090, 228395, 263326, 319753, 456790, 639506, 658315, 921641, 1316630, 1598765, 1843282, 2238271, 3197530, 4476542, 4608205, 9216410, 11191355, 15667897, 22382710, 31335794, 78339485, 156678970]

約数ペア:

[(1, 156678970), (2, 78339485), (5, 31335794), (7, 22382710), (10, 15667897), (14, 11191355), (17, 9216410), (34, 4608205), (35, 4476542), (49, 3197530), (70, 2238271), (85, 1843282), (98, 1598765), (119, 1316630), (170, 921641), (238, 658315), (245, 639506), (343, 456790), (490, 319753), (595, 263326), (686, 228395), (833, 188090), (1190, 131663), (1666, 94045), (1715, 91358), (2687, 58310), (3430, 45679), (4165, 37618), (5374, 29155), (5831, 26870), (8330, 18809), (11662, 13435)]