76867280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19609}}^1$

素因数の和:19636

約数の個数: 60

約数和(自身を含む): 207905220

約数和(自身を除く): 131037940

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, 19609, 39218, 78436, 98045, 137263, 156872, 196090, 274526, 313744, 392180, 549052, 686315, 784360, 960841, 1098104, 1372630, 1568720, 1921682, 2196208, 2745260, 3843364, 4804205, 5490520, 7686728, 9608410, 10981040, 15373456, 19216820, 38433640, 76867280]

約数ペア:

[(1, 76867280), (2, 38433640), (4, 19216820), (5, 15373456), (7, 10981040), (8, 9608410), (10, 7686728), (14, 5490520), (16, 4804205), (20, 3843364), (28, 2745260), (35, 2196208), (40, 1921682), (49, 1568720), (56, 1372630), (70, 1098104), (80, 960841), (98, 784360), (112, 686315), (140, 549052), (196, 392180), (245, 313744), (280, 274526), (392, 196090), (490, 156872), (560, 137263), (784, 98045), (980, 78436), (1960, 39218), (3920, 19609)]