279774752

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{2029}}^1$

素因数の和:2209

約数の個数: 48

約数和(自身を含む): 572947200

約数和(自身を除く): 293172448

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 139, 248, 278, 496, 556, 992, 1112, 2029, 2224, 4058, 4309, 4448, 8116, 8618, 16232, 17236, 32464, 34472, 62899, 64928, 68944, 125798, 137888, 251596, 282031, 503192, 564062, 1006384, 1128124, 2012768, 2256248, 4512496, 8742961, 9024992, 17485922, 34971844, 69943688, 139887376, 279774752]

約数ペア:

[(1, 279774752), (2, 139887376), (4, 69943688), (8, 34971844), (16, 17485922), (31, 9024992), (32, 8742961), (62, 4512496), (124, 2256248), (139, 2012768), (248, 1128124), (278, 1006384), (496, 564062), (556, 503192), (992, 282031), (1112, 251596), (2029, 137888), (2224, 125798), (4058, 68944), (4309, 64928), (4448, 62899), (8116, 34472), (8618, 32464), (16232, 17236)]