76396880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19489}}^1$

素因数の和:19516

約数の個数: 60

約数和(自身を含む): 206632980

約数和(自身を除く): 130236100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 19489, 38978, 77956, 97445, 136423, 155912, 194890, 272846, 311824, 389780, 545692, 682115, 779560, 954961, 1091384, 1364230, 1559120, 1909922, 2182768, 2728460, 3819844, 4774805, 5456920, 7639688, 9549610, 10913840, 15279376, 19099220, 38198440, 76396880]

約数ペア:

[(1, 76396880), (2, 38198440), (4, 19099220), (5, 15279376), (7, 10913840), (8, 9549610), (10, 7639688), (14, 5456920), (16, 4774805), (20, 3819844), (28, 2728460), (35, 2182768), (40, 1909922), (49, 1559120), (56, 1364230), (70, 1091384), (80, 954961), (98, 779560), (112, 682115), (140, 545692), (196, 389780), (245, 311824), (280, 272846), (392, 194890), (490, 155912), (560, 136423), (784, 97445), (980, 77956), (1960, 38978), (3920, 19489)]