780968856

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{2591}}^1$

素因数の和:3280

約数の個数: 64

約数和(自身を含む): 2059084800

約数和(自身を除く): 1278115944

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 661, 1322, 1983, 2591, 2644, 3966, 5182, 5288, 7773, 7932, 10364, 12559, 15546, 15864, 20728, 25118, 31092, 37677, 49229, 50236, 62184, 75354, 98458, 100472, 147687, 150708, 196916, 295374, 301416, 393832, 590748, 1181496, 1712651, 3425302, 5137953, 6850604, 10275906, 13701208, 20551812, 32540369, 41103624, 65080738, 97621107, 130161476, 195242214, 260322952, 390484428, 780968856]

約数ペア:

[(1, 780968856), (2, 390484428), (3, 260322952), (4, 195242214), (6, 130161476), (8, 97621107), (12, 65080738), (19, 41103624), (24, 32540369), (38, 20551812), (57, 13701208), (76, 10275906), (114, 6850604), (152, 5137953), (228, 3425302), (456, 1712651), (661, 1181496), (1322, 590748), (1983, 393832), (2591, 301416), (2644, 295374), (3966, 196916), (5182, 150708), (5288, 147687), (7773, 100472), (7932, 98458), (10364, 75354), (12559, 62184), (15546, 50236), (15864, 49229), (20728, 37677), (25118, 31092)]