767120480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{97847}}^1$

素因数の和:97876

約数の個数: 72

約数和(自身を含む): 2108233008

約数和(自身を除く): 1341112528

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, 97847, 195694, 391388, 489235, 684929, 782776, 978470, 1369858, 1565552, 1956940, 2739716, 3131104, 3424645, 3913880, 4794503, 5479432, 6849290, 7827760, 9589006, 10958864, 13698580, 15655520, 19178012, 21917728, 23972515, 27397160, 38356024, 47945030, 54794320, 76712048, 95890060, 109588640, 153424096, 191780120, 383560240, 767120480]

約数ペア:

[(1, 767120480), (2, 383560240), (4, 191780120), (5, 153424096), (7, 109588640), (8, 95890060), (10, 76712048), (14, 54794320), (16, 47945030), (20, 38356024), (28, 27397160), (32, 23972515), (35, 21917728), (40, 19178012), (49, 15655520), (56, 13698580), (70, 10958864), (80, 9589006), (98, 7827760), (112, 6849290), (140, 5479432), (160, 4794503), (196, 3913880), (224, 3424645), (245, 3131104), (280, 2739716), (392, 1956940), (490, 1565552), (560, 1369858), (784, 978470), (980, 782776), (1120, 684929), (1568, 489235), (1960, 391388), (3920, 195694), (7840, 97847)]