67917920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{8663}}^1$

素因数の和:8692

約数の個数: 72

約数和(自身を含む): 186674544

約数和(自身を除く): 118756624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 8663, 17326, 34652, 43315, 60641, 69304, 86630, 121282, 138608, 173260, 242564, 277216, 303205, 346520, 424487, 485128, 606410, 693040, 848974, 970256, 1212820, 1386080, 1697948, 1940512, 2122435, 2425640, 3395896, 4244870, 4851280, 6791792, 8489740, 9702560, 13583584, 16979480, 33958960, 67917920]

約数ペア:

[(1, 67917920), (2, 33958960), (4, 16979480), (5, 13583584), (7, 9702560), (8, 8489740), (10, 6791792), (14, 4851280), (16, 4244870), (20, 3395896), (28, 2425640), (32, 2122435), (35, 1940512), (40, 1697948), (49, 1386080), (56, 1212820), (70, 970256), (80, 848974), (98, 693040), (112, 606410), (140, 485128), (160, 424487), (196, 346520), (224, 303205), (245, 277216), (280, 242564), (392, 173260), (490, 138608), (560, 121282), (784, 86630), (980, 69304), (1120, 60641), (1568, 43315), (1960, 34652), (3920, 17326), (7840, 8663)]